diff --git a/.gitignore b/.gitignore
index a039880..49ab8d2 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,4 @@
 /target
-dependencies/
\ No newline at end of file
+dependencies/
+foundry.toml
+.dependency_reading.toml
\ No newline at end of file
diff --git a/Cargo.lock b/Cargo.lock
index cf95c4e..3c68b86 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1069,6 +1069,7 @@ dependencies = [
 name = "soldeer"
 version = "0.1.0"
 dependencies = [
+ "lazy_static",
  "reqwest",
  "serde",
  "serde_derive",
diff --git a/Cargo.toml b/Cargo.toml
index a9e77e1..728a2fc 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -21,4 +21,5 @@ tokio = "1.29.1"
 tokio-dl-stream-to-disk = "1.0.0"
 zip-extract = "0.1.2"
 reqwest = "0.11.18"
-toml_edit = "0.9.1"
\ No newline at end of file
+toml_edit = "0.9.1"
+lazy_static = "1.4.0"
\ No newline at end of file
diff --git a/README.md b/README.md
index c5f71f0..0d858c4 100644
--- a/README.md
+++ b/README.md
@@ -44,6 +44,10 @@ WARNING! The `[remappings]` must be first then the `[dependencies]`. The `enable
 
 The full list of dependencies is available [here](./all_dependencies.toml).
 
+### CAVEATS
+
+The add to remappings feature just appends to the `remappings.txt`` file, it does not delete old dependencies. So if you want to remove a dependency from remappings you have to do it manually.
+
 ### TODO
 
 - Parallel downloads of the dependencies.
diff --git a/soldeer.toml b/soldeer.toml
index ad7d8b9..7f9f127 100644
--- a/soldeer.toml
+++ b/soldeer.toml
@@ -1,9 +1,9 @@
 
 
-[dependencies]
+[sdependencies]
 "@openzeppelin~v4.9.2" = "https://github.com/OpenZeppelin/openzeppelin-contracts/archive/refs/tags/v4.9.2.zip"
 "@openzeppelin~v1.0.5" = "https://github.com/OpenZeppelin/openzeppelin-contracts/archive/refs/tags/v1.0.5.zip"
-"@solady~v0.0.41" = "https://github.com/Vectorized/solady/archive/refs/tags/v0.0.41.zip"
 
-[remappings]
+[foundry]
 enabled = true
+foundry-config = true
\ No newline at end of file
diff --git a/src/config.rs b/src/config.rs
index bd5a71e..a4e1194 100644
--- a/src/config.rs
+++ b/src/config.rs
@@ -7,12 +7,13 @@ use std::io::{ Write, BufRead, BufReader };
 use crate::utils::get_current_working_dir;
 extern crate toml_edit;
 use toml_edit::{ Document, value };
+use crate::FOUNDRY;
 
 // TODO need to improve this, to propagate the error to main and not exit here.
-pub fn read_config(filename: String) -> Vec<Dependency> {
+pub fn read_config(filename: String, foundry_setup: &FOUNDRY) -> Vec<Dependency> {
     let mut filename: String = filename;
     if filename == "" {
-        filename = define_config_file();
+        filename = define_config_file(foundry_setup);
     }
     // Read the contents of the file using a `match` block
     // to return the `data: Ok(c)` as a `String`
@@ -48,7 +49,7 @@ pub fn read_config(filename: String) -> Vec<Dependency> {
     };
 
     let mut dependencies: Vec<Dependency> = Vec::new();
-    data.dependencies.iter().for_each(|(k, v)| {
+    data.sdependencies.iter().for_each(|(k, v)| {
         let parts: Vec<&str> = k.split("~").collect::<Vec<&str>>();
         dependencies.push(Dependency {
             name: parts.get(0).unwrap().to_string(),
@@ -60,28 +61,40 @@ pub fn read_config(filename: String) -> Vec<Dependency> {
     return dependencies;
 }
 
-pub fn define_config_file() -> String {
+pub fn define_config_file(foundry_setup: &FOUNDRY) -> String {
     // reading the current directory to look for the config file
     let working_dir: Result<PathBuf, std::io::Error> = get_current_working_dir();
 
-    let filename: String =
-        working_dir.unwrap().into_os_string().into_string().unwrap() + "/soldeer.toml";
+    let mut filename: String =
+        working_dir.as_ref().unwrap().clone().into_os_string().into_string().unwrap().to_owned() +
+        "/soldeer.toml";
+
+    if foundry_setup.config {
+        filename =
+            working_dir.as_ref().unwrap().clone().into_os_string().into_string().unwrap().clone() +
+            "/foundry.toml";
+    }
     let exists: bool = Path::new(&filename).exists();
     if exists {
-        println!("Config file exists.");
+        // println!("Config file exists.");
     } else {
         eprintln!("Config file does not exist. Program exited.");
         exit(404);
     }
     return filename;
 }
-pub fn add_to_config(dependency_name: &str, dependency_version: &str, dependency_url: &str) {
+pub fn add_to_config(
+    dependency_name: &str,
+    dependency_version: &str,
+    dependency_url: &str,
+    foundry_setup: &FOUNDRY
+) {
     println!("Adding dependency {}-{} to config file", dependency_name, dependency_version);
-    let filename: String = define_config_file();
+    let filename: String = define_config_file(foundry_setup);
     let contents = read_file_to_string(filename.clone());
     let mut doc: Document = contents.parse::<Document>().expect("invalid doc");
 
-    if !doc["dependencies"].get(format!("{}~{}", dependency_name, dependency_version)).is_none() {
+    if !doc["sdependencies"].get(format!("{}~{}", dependency_name, dependency_version)).is_none() {
         println!(
             "Dependency {}-{} already exists in the config file",
             dependency_name,
@@ -89,7 +102,7 @@ pub fn add_to_config(dependency_name: &str, dependency_version: &str, dependency
         );
         return;
     }
-    doc["dependencies"][format!("{}~{}", dependency_name, dependency_version)] =
+    doc["sdependencies"][format!("{}~{}", dependency_name, dependency_version)] =
         value(dependency_url);
     let mut file: std::fs::File = fs::OpenOptions
         ::new()
@@ -102,31 +115,39 @@ pub fn add_to_config(dependency_name: &str, dependency_version: &str, dependency
     }
 }
 
-pub fn remappings() {
-    if !enable_remappings() {
-        return;
-    }
-    update_foundry();
-}
-
-fn update_foundry() {
+pub fn remappings(foundry_setup: &FOUNDRY) {
     if !Path::new("remappings.txt").exists() {
         File::create("remappings.txt").unwrap();
     }
     println!("Updating foundry...");
+    let contents = read_file_to_string(String::from("remappings.txt"));
+
+    let existing_remappings: Vec<String> = contents
+        .split("\n")
+        .map(|s| s.to_string())
+        .collect();
     let mut new_remappings: String = String::new();
-    let dependencies: Vec<Dependency> = read_config(String::new());
+    let dependencies: Vec<Dependency> = read_config(String::new(), foundry_setup);
+
+    let mut existing_remap: Vec<String> = Vec::new();
+    existing_remappings.iter().for_each(|remapping| {
+        let split: Vec<&str> = remapping.split("=").collect::<Vec<&str>>();
+        existing_remap.push(String::from(split[0]));
+    });
 
     dependencies.iter().for_each(|dependency| {
-        println!("Adding a new remap {}", &dependency.name);
-        new_remappings.push_str(
-            &format!(
-                "{}=dependencies/{}-{}\n",
-                &dependency.name,
-                &dependency.name,
-                &dependency.version
-            )
-        );
+        let index = existing_remap.iter().position(|r| r == &dependency.name);
+        if index.is_none() {
+            println!("Adding a new remap {}", &dependency.name);
+            new_remappings.push_str(
+                &format!(
+                    "{}=dependencies/{}-{}\n",
+                    &dependency.name,
+                    &dependency.name,
+                    &dependency.version
+                )
+            );
+        }
     });
 
     if new_remappings.len() == 0 {
@@ -137,11 +158,10 @@ fn update_foundry() {
     let mut file: std::fs::File = fs::OpenOptions
         ::new()
         .write(true)
-        .truncate(true)
-        .append(false)
+        .append(true)
         .open(Path::new("remappings.txt"))
         .unwrap();
-    println!("New remappings: {}", &new_remappings);
+
     match write!(file, "{}", &new_remappings) {
         Ok(_) => {}
         Err(e) => {
@@ -188,15 +208,15 @@ fn remove_empty_lines(filename: String) {
     }
 }
 
-fn enable_remappings() -> bool {
-    let filename = define_config_file();
+pub fn get_foundry_setup() -> Vec<bool> {
+    let filename = define_config_file(&(FOUNDRY { remappings: false, config: false }));
 
     let contents: String = read_file_to_string(filename.clone());
 
     // Use a `match` block to return the
     // file `contents` as a `Data struct: Ok(d)`
     // or handle any `errors: Err(_)`.
-    let data: Remmapings = match toml::from_str(&contents) {
+    let data: Foundry = match toml::from_str(&contents) {
         // If successful, return data as `Data` struct.
         // `d` is a local variable.
         Ok(d) => d,
@@ -209,7 +229,11 @@ fn enable_remappings() -> bool {
             exit(1);
         }
     };
-    return data.remappings.get("enabled").unwrap().as_bool().unwrap();
+
+    return vec![
+        data.foundry.get("enabled").unwrap().as_bool().unwrap(),
+        data.foundry.get("foundry-config").unwrap().as_bool().unwrap()
+    ];
 }
 
 fn read_file_to_string(filename: String) -> String {
@@ -231,7 +255,7 @@ fn read_file_to_string(filename: String) -> String {
 #[derive(Deserialize)]
 #[derive(Debug)]
 struct Data {
-    dependencies: Table,
+    sdependencies: Table,
 }
 
 // Dependency object used to store a dependency data
@@ -244,6 +268,6 @@ pub struct Dependency {
 
 #[derive(Deserialize)]
 #[derive(Debug)]
-struct Remmapings {
-    remappings: Table,
+struct Foundry {
+    foundry: Table,
 }
diff --git a/src/dependency_downloader.rs b/src/dependency_downloader.rs
index 58ef0b8..b051159 100644
--- a/src/dependency_downloader.rs
+++ b/src/dependency_downloader.rs
@@ -8,6 +8,7 @@ use zip_extract::ZipExtractError;
 
 use crate::config::{ Dependency, read_config };
 use crate::utils::get_current_working_dir;
+use crate::FOUNDRY;
 
 // TODOs:
 // - needs to be downloaded in parallel
@@ -51,7 +52,8 @@ pub fn unzip_dependencies(dependencies: &Vec<Dependency>) -> Result<(), ZipExtra
 pub async fn download_dependency_remote(
     dependency_name: &String,
     dependency_version: &String,
-    remote_url: &String
+    remote_url: &String,
+    foundry_setup: &FOUNDRY
 ) -> Result<String, DownloadError> {
     let res: Response = get(format!("{}", remote_url)).await.unwrap();
     let body: String = res.text().await.unwrap();
@@ -59,7 +61,7 @@ pub async fn download_dependency_remote(
         .unwrap()
         .join(".dependency_reading.toml");
     fs::write(&tmp_path, body).expect("Unable to write file");
-    let dependencies: Vec<Dependency> = read_config((&tmp_path).to_str().unwrap().to_string());
+    let dependencies: Vec<Dependency> = read_config((&tmp_path).to_str().unwrap().to_string(), foundry_setup);
     for dependency in dependencies.iter() {
         if dependency.name == *dependency_name && dependency.version == *dependency_version {
             println!("dependency url: {}", dependency.url);
diff --git a/src/main.rs b/src/main.rs
index 06a3ce1..1e2188b 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -6,23 +6,36 @@ mod janitor;
 use std::process::exit;
 use std::env;
 
-use crate::config::{ read_config, remappings, Dependency };
+use crate::config::{ read_config, remappings, Dependency, get_foundry_setup };
 use crate::dependency_downloader::{ download_dependencies, unzip_dependencies, unzip_dependency };
 use crate::janitor::{ healthcheck_dependencies, cleanup_after };
 
 const REMOTE_REPOSITORY: &str =
     "https://raw.githubusercontent.com/mario-eth/soldeer/main/all_dependencies.toml";
 
+#[derive(Debug)]
+pub struct FOUNDRY {
+    remappings: bool,
+    config: bool,
+}
 #[tokio::main]
 async fn main() {
     let args: Vec<String> = env::args().collect();
     let command: (String, String, String) = process_args(args).unwrap();
 
+    // setup the foundry setup, in case it's enabled inside the soldeer.toml, then the foundry.toml will be used for
+    // `sdependencies`
+    let f_setup_vec: Vec<bool> = get_foundry_setup();
+    let foundry_setup: FOUNDRY = FOUNDRY {
+        remappings: f_setup_vec[0],
+        config: f_setup_vec[1],
+    };
+
     if command.0 == "install" && command.1 != "" {
         let dependency_name: String = command.1.split("~").collect::<Vec<&str>>()[0].to_string();
         let dependency_version: String = command.1.split("~").collect::<Vec<&str>>()[1].to_string();
         let dependency_url: String;
-        let mut remote_url = REMOTE_REPOSITORY.to_string();
+        let mut remote_url: String = REMOTE_REPOSITORY.to_string();
         if command.2 != "" {
             remote_url = command.2;
         }
@@ -30,7 +43,8 @@ async fn main() {
             dependency_downloader::download_dependency_remote(
                 &dependency_name,
                 &dependency_version,
-                &remote_url
+                &remote_url,
+                &foundry_setup
             ).await
         {
             Ok(url) => {
@@ -49,7 +63,12 @@ async fn main() {
             }
         }
         // TODO this is kinda junky written, need to refactor and a better TOML writer
-        config::add_to_config(&dependency_name, &dependency_version, &dependency_url);
+        config::add_to_config(
+            &dependency_name,
+            &dependency_version,
+            &dependency_url,
+            &foundry_setup
+        );
         match janitor::healthcheck_dependency(&dependency_name, &dependency_version) {
             Ok(_) => {}
             Err(err) => {
@@ -64,9 +83,11 @@ async fn main() {
                 exit(500);
             }
         }
-        remappings();
+        if foundry_setup.remappings {
+            remappings(&foundry_setup);
+        }
     } else if command.0 == "update" || (command.0 == "install" && command.1 == "") {
-        let dependencies: Vec<Dependency> = read_config(String::new());
+        let dependencies: Vec<Dependency> = read_config(String::new(), &foundry_setup);
         if download_dependencies(&dependencies, true).await.is_err() {
             eprintln!("Error downloading dependencies");
             exit(500);
@@ -88,7 +109,9 @@ async fn main() {
             eprintln!("Error cleanup dependencies {:?}", result.err().unwrap().name);
             exit(500);
         }
-        remappings();
+        if foundry_setup.remappings {
+            remappings(&foundry_setup);
+        }
     } else if command.0 == "help" {
         println!(
             "Usage: soldeer [command] [dependency] Example: dependency~version. the `~` is very important to differentiate between the name and the version that needs to be installed."