diff --git a/org.eclipse.xtext.tests/testdata/wizard-expectations/org.xtext.example.lsGradleFatjar/org.xtext.example.lsGradleFatjar.parent/org.xtext.example.lsGradleFatjar.ide/build.gradle b/org.eclipse.xtext.tests/testdata/wizard-expectations/org.xtext.example.lsGradleFatjar/org.xtext.example.lsGradleFatjar.parent/org.xtext.example.lsGradleFatjar.ide/build.gradle
index 296d90a7f..6fbaeb8be 100644
--- a/org.eclipse.xtext.tests/testdata/wizard-expectations/org.xtext.example.lsGradleFatjar/org.xtext.example.lsGradleFatjar.parent/org.xtext.example.lsGradleFatjar.ide/build.gradle
+++ b/org.eclipse.xtext.tests/testdata/wizard-expectations/org.xtext.example.lsGradleFatjar/org.xtext.example.lsGradleFatjar.parent/org.xtext.example.lsGradleFatjar.ide/build.gradle
@@ -1,5 +1,5 @@
 plugins {
-	id 'com.github.johnrengelman.shadow' version '2.0.0'
+	id 'com.github.johnrengelman.shadow' version '4.0.1'
 }
 
 dependencies {
diff --git a/org.eclipse.xtext.xtext.wizard/src/org/eclipse/xtext/xtext/wizard/IdeProjectDescriptor.xtend b/org.eclipse.xtext.xtext.wizard/src/org/eclipse/xtext/xtext/wizard/IdeProjectDescriptor.xtend
index d6bde560e..bfdc1e476 100644
--- a/org.eclipse.xtext.xtext.wizard/src/org/eclipse/xtext/xtext/wizard/IdeProjectDescriptor.xtend
+++ b/org.eclipse.xtext.xtext.wizard/src/org/eclipse/xtext/xtext/wizard/IdeProjectDescriptor.xtend
@@ -322,7 +322,7 @@ class IdeProjectDescriptor extends ProjectDescriptor {
 			pluginsSection = '''
 				«IF config.languageServer === LanguageServer.FATJAR»
 					plugins {
-						id 'com.github.johnrengelman.shadow' version '2.0.0'
+						id 'com.github.johnrengelman.shadow' version '4.0.1'
 					}
 					
 				«ENDIF»
diff --git a/org.eclipse.xtext.xtext.wizard/xtend-gen/org/eclipse/xtext/xtext/wizard/IdeProjectDescriptor.java b/org.eclipse.xtext.xtext.wizard/xtend-gen/org/eclipse/xtext/xtext/wizard/IdeProjectDescriptor.java
index 3b34a3696..e3cb3e765 100644
--- a/org.eclipse.xtext.xtext.wizard/xtend-gen/org/eclipse/xtext/xtext/wizard/IdeProjectDescriptor.java
+++ b/org.eclipse.xtext.xtext.wizard/xtend-gen/org/eclipse/xtext/xtext/wizard/IdeProjectDescriptor.java
@@ -1141,7 +1141,7 @@ public class IdeProjectDescriptor extends ProjectDescriptor {
           _builder.append("plugins {");
           _builder.newLine();
           _builder.append("\t");
-          _builder.append("id \'com.github.johnrengelman.shadow\' version \'2.0.0\'");
+          _builder.append("id \'com.github.johnrengelman.shadow\' version \'4.0.1\'");
           _builder.newLine();
           _builder.append("}");
           _builder.newLine();