diff --git a/.github/workflows/idea-gradle-build-and-test.yml b/.github/workflows/idea-gradle-build-and-test.yml
index 41323ee..9c3ae35 100644
--- a/.github/workflows/idea-gradle-build-and-test.yml
+++ b/.github/workflows/idea-gradle-build-and-test.yml
@@ -12,9 +12,9 @@ jobs:
     # Note: if we wanted, we could expand this to test on multiple OS's
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v6
     - name: Set up JDK 21
-      uses: actions/setup-java@v4
+      uses: actions/setup-java@v5
       with:
         distribution: 'temurin'
         java-version: '21'
@@ -24,7 +24,7 @@ jobs:
         chmod +x gradlew
         ./gradlew test buildPlugin
     - name: Upload artifact
-      uses: actions/upload-artifact@v4
+      uses: actions/upload-artifact@v7
       with:
         name: KerboScript(kOS).zip
         path: IDEA/build/distributions/KerboScript(kOS).zip
diff --git a/IDEA/build.gradle.kts b/IDEA/build.gradle.kts
index 60ddae3..4714fa4 100644
--- a/IDEA/build.gradle.kts
+++ b/IDEA/build.gradle.kts
@@ -43,8 +43,6 @@ dependencies {
     intellijPlatform {
         intellijIdeaCommunity("2024.3.4.1")
 
-        bundledPlugins(listOf("com.intellij.java"))
-
         testFramework(TestFrameworkType.Platform)
     }
 
@@ -68,7 +66,7 @@ intellijPlatform {
     pluginConfiguration {
         // ...
 
-        version = "1.4.0.3"
+        version = "1.4.0.4"
 
         ideaVersion {
             sinceBuild = "243.25659.59"
diff --git a/IDEA/src/main/java/ksp/kos/ideaplugin/highlighting/KerboScriptHighlightFilter.java b/IDEA/src/main/java/ksp/kos/ideaplugin/highlighting/KerboScriptHighlightFilter.java
index 6fe38b7..fff1832 100644
--- a/IDEA/src/main/java/ksp/kos/ideaplugin/highlighting/KerboScriptHighlightFilter.java
+++ b/IDEA/src/main/java/ksp/kos/ideaplugin/highlighting/KerboScriptHighlightFilter.java
@@ -1,6 +1,5 @@
 package ksp.kos.ideaplugin.highlighting;
 
-import com.intellij.openapi.compiler.CompilerManager;
 import com.intellij.openapi.project.Project;
 import com.intellij.openapi.util.Condition;
 import com.intellij.openapi.vfs.VirtualFile;
@@ -20,7 +19,6 @@ public KerboScriptHighlightFilter(Project project) {
 
     @Override
     public boolean value(final VirtualFile file) {
-        return file.getFileType() == KerboScriptFileType.INSTANCE
-                && !CompilerManager.getInstance(project).isExcludedFromCompilation(file);
+        return file.getFileType() == KerboScriptFileType.INSTANCE;
     }
 }
diff --git a/IDEA/src/main/resources/META-INF/plugin.xml b/IDEA/src/main/resources/META-INF/plugin.xml
index 79c0d45..0db6b10 100644
--- a/IDEA/src/main/resources/META-INF/plugin.xml
+++ b/IDEA/src/main/resources/META-INF/plugin.xml
@@ -80,7 +80,7 @@ kOS version supported: 1.4
 
     <!-- please see http://www.jetbrains.org/intellij/sdk/docs/basics/getting_started/plugin_compatibility.html
          on how to target different products -->
-    <depends>com.intellij.modules.java</depends>
+    <depends>com.intellij.modules.platform</depends>
     <depends>com.intellij.modules.lang</depends>
 
     <extensions defaultExtensionNs="com.intellij">
@@ -111,17 +111,17 @@ kOS version supported: 1.4
         </action>
         <action id="ksp.kos.ideaplugin.actions.differentiate.Differentiate" class="ksp.kos.ideaplugin.actions.differentiate.Differentiate"
                 text="Differentiate..." description="Compute a derivative">
-            <add-to-group group-id="RefactoringMenu4" anchor="last"/>
+<!--            <add-to-group group-id="RefactoringMenu4" anchor="last"/>-->
             <keyboard-shortcut first-keystroke="control alt D" keymap="$default"/>
         </action>
         <action id="ksp.kos.ideaplugin.actions.Simplify" class="ksp.kos.ideaplugin.actions.Simplify" text="Simplify..."
                 description="Simplifies expression">
-            <add-to-group group-id="RefactoringMenu4" anchor="last"/>
+<!--            <add-to-group group-id="RefactoringMenu4" anchor="last"/>-->
             <keyboard-shortcut keymap="$default" first-keystroke="shift ctrl S"/>
         </action>
         <action id="ksp.kos.ideaplugin.actions.Normalize" class="ksp.kos.ideaplugin.actions.Normalize" text="Normalize..."
                 description="Normalizes expression">
-            <add-to-group group-id="RefactoringMenu4" anchor="last"/>
+<!--            <add-to-group group-id="RefactoringMenu4" anchor="last"/>-->
             <keyboard-shortcut keymap="$default" first-keystroke="shift ctrl O"/>
         </action>
     </actions>