diff --git a/README.md b/README.md
index 7ce11570..34dd3c96 100644
--- a/README.md
+++ b/README.md
@@ -39,7 +39,7 @@ of Ashampoo Photo Organizer, which, in turn, is driven by user community feedbac
 ## Installation
 
 ```
-implementation("com.ashampoo:kim:0.17.5")
+implementation("com.ashampoo:kim:0.17.6")
 ```
 
 For the targets `wasmJs` & `js` you also need to specify this:
diff --git a/src/commonMain/kotlin/com/ashampoo/kim/model/PhotoMetadata.kt b/src/commonMain/kotlin/com/ashampoo/kim/model/PhotoMetadata.kt
index 9db9a8a6..46b29b31 100644
--- a/src/commonMain/kotlin/com/ashampoo/kim/model/PhotoMetadata.kt
+++ b/src/commonMain/kotlin/com/ashampoo/kim/model/PhotoMetadata.kt
@@ -117,6 +117,8 @@ data class PhotoMetadata(
 
         return this.copy(
 
+            imageFormat = imageFormat ?: other.imageFormat,
+
             /* Image resolution */
             widthPx = widthPx ?: other.widthPx,
             heightPx = heightPx ?: other.heightPx,