diff --git a/internal/shareable/image.go b/internal/shareable/image.go
index 453281945..c87d6ec76 100644
--- a/internal/shareable/image.go
+++ b/internal/shareable/image.go
@@ -105,7 +105,9 @@ func makeImagesShared() error {
 	}
 
 	// Reset the images. The images will be registered again when it is used as a rendering source.
-	imagesToMakeShared = map[*Image]struct{}{}
+	for k := range imagesToMakeShared {
+		delete(imagesToMakeShared, k)
+	}
 	return nil
 }