diff --git a/lib/libimhex/source/api/imhex_api.cpp b/lib/libimhex/source/api/imhex_api.cpp
index 4d48152c2..2233c14d8 100644
--- a/lib/libimhex/source/api/imhex_api.cpp
+++ b/lib/libimhex/source/api/imhex_api.cpp
@@ -337,8 +337,11 @@ namespace hex {
         }
 
         void markDirty() {
-            get()->markDirty();
-            EventProviderDirtied::post(get());
+            const auto provider = get();
+            if (!provider->isDirty()) {
+                provider->markDirty();
+                EventProviderDirtied::post(provider);
+            }
         }
 
         void resetDirty() {