diff --git a/build.sh b/build.sh
index d14e88141..ae2561330 100755
--- a/build.sh
+++ b/build.sh
@@ -74,8 +74,12 @@ echo "Metadata file: $METADATA_FILE"
 GIT_COMMIT=$(git rev-parse HEAD 2> /dev/null || echo "unknown")
 echo "Git commit: $GIT_COMMIT"
 
-echo "$CHANGELOG_MD" > resources/changelog.md
-echo "$VERSION_TXT" > resources/version.txt
+if [ -n "$CHANGELOG_MD" ]; then
+    echo "$CHANGELOG_MD" > resources/changelog.md
+fi
+if [ -n "$VERSION_TXT" ]; then
+    echo "$VERSION_TXT" > resources/version.txt
+fi
 
 docker buildx build \
     --platform linux/amd64 \