diff --git a/Library/Sources/SCFilter.m b/Library/Sources/SCFilter.m
index 94aa9808..63220a1f 100644
--- a/Library/Sources/SCFilter.m
+++ b/Library/Sources/SCFilter.m
@@ -335,7 +335,7 @@ - (void)writeToFile:(NSURL *)fileUrl error:(NSError *__autoreleasing *)error {
 - (BOOL)isEmpty {
     BOOL isEmpty = YES;
     
-    if (_CIFilter != nil) {
+    if (_CIFilter != nil || _overlayImage != nil) {
         return NO;
     }