diff --git a/cursive-syntect/Cargo.toml b/cursive-syntect/Cargo.toml
index 94aba36a..d93a9fec 100644
--- a/cursive-syntect/Cargo.toml
+++ b/cursive-syntect/Cargo.toml
@@ -14,7 +14,7 @@ include = ["src/lib.rs", "LICENSE", "README.md"]
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
-cursive_core = { path = "../cursive-core", version= "0.3.5"}
+cursive_core = { path = "../cursive-core", version= "0.4.0"}
 unicode-width = "0.1.9"
 
 [dependencies.syntect]
diff --git a/cursive-syntect/src/lib.rs b/cursive-syntect/src/lib.rs
index 2545df27..ac73c24a 100644
--- a/cursive-syntect/src/lib.rs
+++ b/cursive-syntect/src/lib.rs
@@ -6,25 +6,25 @@
 //! [`syntect`]: https://docs.rs/syntect
 #![deny(missing_docs)]
 
-use cursive_core::theme;
+use cursive_core::style;
 use cursive_core::utils::markup::{StyledIndexedSpan, StyledString};
 use cursive_core::utils::span::IndexedCow;
 
 use unicode_width::UnicodeWidthStr;
 
 /// Translate a syntect font style into a set of cursive effects.
-pub fn translate_effects(font_style: syntect::highlighting::FontStyle) -> theme::Effects {
-    let mut effects = theme::Effects::empty();
+pub fn translate_effects(font_style: syntect::highlighting::FontStyle) -> style::Effects {
+    let mut effects = style::Effects::empty();
 
     for &(style, effect) in &[
-        (syntect::highlighting::FontStyle::BOLD, theme::Effect::Bold),
+        (syntect::highlighting::FontStyle::BOLD, style::Effect::Bold),
         (
             syntect::highlighting::FontStyle::UNDERLINE,
-            theme::Effect::Underline,
+            style::Effect::Underline,
         ),
         (
             syntect::highlighting::FontStyle::ITALIC,
-            theme::Effect::Italic,
+            style::Effect::Italic,
         ),
     ] {
         if font_style.contains(style) {
@@ -36,16 +36,16 @@ pub fn translate_effects(font_style: syntect::highlighting::FontStyle) -> theme:
 }
 
 /// Translate a syntect color into a cursive color.
-pub fn translate_color(color: syntect::highlighting::Color) -> theme::Color {
-    theme::Color::Rgb(color.r, color.g, color.b)
+pub fn translate_color(color: syntect::highlighting::Color) -> style::Color {
+    style::Color::Rgb(color.r, color.g, color.b)
 }
 
 /// Translate a syntect style into a cursive style.
-pub fn translate_style(style: syntect::highlighting::Style) -> theme::Style {
+pub fn translate_style(style: syntect::highlighting::Style) -> style::Style {
     let front = translate_color(style.foreground);
     let back = translate_color(style.background);
 
-    theme::Style {
+    style::Style {
         color: (front, back).into(),
         effects: translate_effects(style.font_style),
     }