1 files changed, 10 insertions, 1 deletions

diff --git a/src/main/java/cuchaz/enigma/mapping/ClassMapping.java b/src/main/java/cuchaz/enigma/mapping/ClassMapping.java
index 8f3f2b2b..369ba8c6 100644
--- a/src/main/java/cuchaz/enigma/mapping/ClassMapping.java
+++ b/src/main/java/cuchaz/enigma/mapping/ClassMapping.java
@@ -526,7 +526,16 @@ public class ClassMapping implements Comparable<ClassMapping> {
         }
 
         public boolean isDirty() {
-                return isDirty;
+                return isDirty || areInnersDirty();
+        }
+
+        private boolean areInnersDirty(){
+                for (ClassMapping c : this.innerClasses()){
+                        if (c.isDirty()){
+                                return true;
+                        }
+                }
+                return false;
         }
 
         public void resetDirty() {