diff --git a/rtengine/capturesharpening.cc b/rtengine/capturesharpening.cc
index 6720d9abc..38fe0897c 100644
--- a/rtengine/capturesharpening.cc
+++ b/rtengine/capturesharpening.cc
@@ -810,6 +810,7 @@ BENCHFUN
     if (plistener) {
         plistener->setProgress(1.0);
     }
+    rgbSourceModified = false;
 }
 
 } /* namespace */