diff --git a/src/commands/edge_app.rs b/src/commands/edge_app.rs
index 83ef990..f3527ce 100644
--- a/src/commands/edge_app.rs
+++ b/src/commands/edge_app.rs
@@ -406,14 +406,14 @@ impl EdgeAppCommand {
         revision: u32,
         channel: &String,
     ) -> Result<(), CommandError> {
-        let secrets = self.get_undefined_secrets(app_id)?;
+        let secrets = self.get_undefined_settings(app_id)?;
         if !secrets.is_empty() {
-            return Err(CommandError::UndefinedSecrets(serde_json::to_string(
+            return Err(CommandError::UndefinedSettings(serde_json::to_string(
                 &secrets,
             )?));
         }
 
-        debug!("All secrets are defined.");
+        debug!("All settings are defined.");
 
         let get_response = commands::get(
             &self.authentication,
@@ -548,18 +548,18 @@ impl EdgeAppCommand {
         println!("Mock data for Edge App emulator was generated.");
         Ok(())
     }
-    fn get_undefined_secrets(&self, app_id: &str) -> Result<Vec<String>, CommandError> {
+    fn get_undefined_settings(&self, app_id: &str) -> Result<Vec<String>, CommandError> {
         let installation_id = self.get_or_create_installation(app_id)?;
 
-        let undefined_secrets_response = commands::get(
+        let undefined_settings_response = commands::get(
             &self.authentication,
             &format!(
-                "v4/edge-apps/secrets/undefined?installation_id={}",
+                "v4/edge-apps/settings/undefined?installation_id={}",
                 installation_id
             ),
         )?;
 
-        let titles = serde_json::from_value::<Vec<String>>(undefined_secrets_response)?;
+        let titles = serde_json::from_value::<Vec<String>>(undefined_settings_response)?;
 
         Ok(titles)
     }
@@ -2005,9 +2005,9 @@ mod tests {
         });
 
         //  v4/edge-apps/settings?select=type,default_value,optional,title,help_text&app_id=eq.{}&order=title.asc
-        let undefined_secrets_mock = mock_server.mock(|when, then| {
+        let undefined_settings_mock = mock_server.mock(|when, then| {
             when.method(GET)
-                .path("/v4/edge-apps/secrets/undefined")
+                .path("/v4/edge-apps/settings/undefined")
                 .header("Authorization", "Token token")
                 .header(
                     "user-agent",
@@ -2049,7 +2049,7 @@ mod tests {
         get_version_mock.assert();
         installation_mock.assert();
         installation_mock_create.assert();
-        undefined_secrets_mock.assert();
+        undefined_settings_mock.assert();
         promote_mock.assert();
 
         assert!(&result.is_ok());
@@ -2270,7 +2270,7 @@ settings:
     }
 
     #[test]
-    fn test_promote_when_there_are_undefined_secrets_should_fail() {
+    fn test_promote_when_there_are_undefined_settings_should_fail() {
         let mock_server = MockServer::start();
 
         let installation_mock = mock_server.mock(|when, then| {
@@ -2310,9 +2310,9 @@ settings:
         });
 
         //  v4/edge-apps/settings?select=type,default_value,optional,title,help_text&app_id=eq.{}&order=title.asc
-        let undefined_secrets_mock = mock_server.mock(|when, then| {
+        let undefined_settings_mock = mock_server.mock(|when, then| {
             when.method(GET)
-                .path("/v4/edge-apps/secrets/undefined")
+                .path("/v4/edge-apps/settings/undefined")
                 .header("Authorization", "Token token")
                 .header(
                     "user-agent",
@@ -2332,10 +2332,10 @@ settings:
 
         installation_mock.assert();
         installation_mock_create.assert();
-        undefined_secrets_mock.assert();
+        undefined_settings_mock.assert();
 
         assert!(!&result.is_ok());
-        assert!(result.unwrap_err().to_string().contains("Warning: these secrets are undefined: [\"undefined_secret\",\"another_undefined_secret\"]."));
+        assert!(result.unwrap_err().to_string().contains("Warning: these settings are required to be defined: [\"undefined_secret\",\"another_undefined_secret\"]."));
     }
 
     #[test]
@@ -2394,9 +2394,9 @@ settings:
         });
 
         //  v4/edge-apps/settings?select=type,default_value,optional,title,help_text&app_id=eq.{}&order=title.asc
-        let undefined_secrets_mock = mock_server.mock(|when, then| {
+        let undefined_settings_mock = mock_server.mock(|when, then| {
             when.method(GET)
-                .path("/v4/edge-apps/secrets/undefined")
+                .path("/v4/edge-apps/settings/undefined")
                 .header("Authorization", "Token token")
                 .header(
                     "user-agent",
@@ -2416,7 +2416,7 @@ settings:
         get_version_mock.assert();
         installation_mock.assert();
         installation_mock_create.assert();
-        undefined_secrets_mock.assert();
+        undefined_settings_mock.assert();
 
         assert!(!&result.is_ok());
         assert!(result
diff --git a/src/commands/edge_app_manifest.rs b/src/commands/edge_app_manifest.rs
index e2dcbe4..47ffa55 100644
--- a/src/commands/edge_app_manifest.rs
+++ b/src/commands/edge_app_manifest.rs
@@ -601,7 +601,8 @@ settings:
     }
 
     #[test]
-    fn test_ensure_manifest_is_valid_when_required_string_field_has_no_default_value_should_fail() {
+    fn test_ensure_manifest_is_valid_when_required_string_field_has_no_default_value_should_succeed(
+    ) {
         let dir = tempdir().unwrap();
         let file_name = "screenly.yml";
         let content = r#"---
@@ -617,8 +618,7 @@ settings:
         write_to_tempfile(&dir, file_name, content);
         let file_path = dir.path().join(file_name);
         let result = EdgeAppManifest::ensure_manifest_is_valid(&file_path);
-        assert!(result.is_err());
-        assert!(result.unwrap_err().to_string().contains("Setting \"username\" is of type \"string\" and is not optional, it must have a default value"));
+        assert!(result.is_ok());
     }
 
     #[test]
diff --git a/src/commands/edge_app_server.rs b/src/commands/edge_app_server.rs
index 612f54e..60100e2 100644
--- a/src/commands/edge_app_server.rs
+++ b/src/commands/edge_app_server.rs
@@ -53,7 +53,6 @@ pub async fn run_server(
         .and(warp::path("screenly.js"))
         .and(warp::query::<HashMap<String, String>>())
         .and_then({
-            let dir_path = dir_path;
             move |params: HashMap<String, String>| {
                 let dir_path = dir_path.clone();
                 let secrets_clone = secrets_clone.clone();
diff --git a/src/commands/edge_app_settings.rs b/src/commands/edge_app_settings.rs
index 1e98ca9..e67c35e 100644
--- a/src/commands/edge_app_settings.rs
+++ b/src/commands/edge_app_settings.rs
@@ -72,15 +72,6 @@ where
                 setting.title
             )));
         }
-        if setting.type_ == SettingType::String
-            && !setting.optional
-            && setting.default_value.is_none()
-        {
-            return Err(serde::de::Error::custom(format!(
-                "Setting \"{}\" is of type \"string\" and is not optional, it must have a default value",
-                setting.title
-            )));
-        }
     }
 
     settings.sort_by_key(|s| s.title.clone());
diff --git a/src/commands/mod.rs b/src/commands/mod.rs
index 84579e1..dd5ae95 100644
--- a/src/commands/mod.rs
+++ b/src/commands/mod.rs
@@ -109,8 +109,8 @@ pub enum CommandError {
     InitializationError(String),
     #[error("Asset processing error: {0}")]
     AssetProcessingError(String),
-    #[error("Warning: these secrets are undefined: {0}.")]
-    UndefinedSecrets(String),
+    #[error("Warning: these settings are required to be defined: {0}.")]
+    UndefinedSettings(String),
     #[error("App id is required. Either in manifest or with --app-id.")]
     MissingAppId,
     #[error("App id cannot be empty. Provide it either in manifest or with --app-id.")]