diff --git a/lib/src/kdbx_entry.dart b/lib/src/kdbx_entry.dart
index c61080a..fb769f7 100644
--- a/lib/src/kdbx_entry.dart
+++ b/lib/src/kdbx_entry.dart
@@ -229,6 +229,7 @@ class KdbxEntry extends KdbxObject {
     if (!binary.isInline) {
       file.ctx.removeBinary(binary);
     }
+    isDirty = true;
   }
 
   KdbxKey _uniqueBinaryName(String fileName) {
diff --git a/test/kdbx_binaries_test.dart b/test/kdbx_binaries_test.dart
index 7f11692..6b60ef1 100644
--- a/test/kdbx_binaries_test.dart
+++ b/test/kdbx_binaries_test.dart
@@ -140,6 +140,7 @@ void main() {
         expect(file.ctx.binariesIterable, hasLength(2));
         entry.removeBinary(KdbxKey('example2.txt'));
         expect(file.ctx.binariesIterable, hasLength(1));
+        expect(file.dirtyObjects, [entry]);
         return await file.save();
       })();
       final file = await TestUtil.readKdbxFileBytes(saved);