diff --git a/org.eclipse.xtext.xtext.generator/src/org/eclipse/xtext/xtext/generator/model/project/RuntimeProjectConfig.xtend b/org.eclipse.xtext.xtext.generator/src/org/eclipse/xtext/xtext/generator/model/project/RuntimeProjectConfig.xtend
index 37fbbf28b..ded635b9b 100644
--- a/org.eclipse.xtext.xtext.generator/src/org/eclipse/xtext/xtext/generator/model/project/RuntimeProjectConfig.xtend
+++ b/org.eclipse.xtext.xtext.generator/src/org/eclipse/xtext/xtext/generator/model/project/RuntimeProjectConfig.xtend
@@ -36,7 +36,7 @@ class RuntimeProjectConfig extends BundleProjectConfig implements IRuntimeProjec
 		}
 		throw new RuntimeException('''
 			Could not derive the Ecore model folder from the project configuration. 
-			Please make sure that \'root\' is a prefix of \'ecoreModel\'.
+			Please make sure that 'root' is a prefix of 'ecoreModel'.
 			was (root='«root.path»', ecoreModel='«ecoreModel.path»')
 			
 		''')
diff --git a/org.eclipse.xtext.xtext.generator/xtend-gen/org/eclipse/xtext/xtext/generator/model/project/RuntimeProjectConfig.java b/org.eclipse.xtext.xtext.generator/xtend-gen/org/eclipse/xtext/xtext/generator/model/project/RuntimeProjectConfig.java
index 0a71ff3ca..1df3a063e 100644
--- a/org.eclipse.xtext.xtext.generator/xtend-gen/org/eclipse/xtext/xtext/generator/model/project/RuntimeProjectConfig.java
+++ b/org.eclipse.xtext.xtext.generator/xtend-gen/org/eclipse/xtext/xtext/generator/model/project/RuntimeProjectConfig.java
@@ -57,7 +57,7 @@ public class RuntimeProjectConfig extends BundleProjectConfig implements IRuntim
     StringConcatenation _builder = new StringConcatenation();
     _builder.append("Could not derive the Ecore model folder from the project configuration. ");
     _builder.newLine();
-    _builder.append("Please make sure that \\\'root\\\' is a prefix of \\\'ecoreModel\\\'.");
+    _builder.append("Please make sure that \'root\' is a prefix of \'ecoreModel\'.");
     _builder.newLine();
     _builder.append("was (root=\'");
     IXtextGeneratorFileSystemAccess _root_2 = this.getRoot();