diff --git a/platform/recovery/create-recovery-bundle.sh b/platform/recovery/create-recovery-bundle.sh
index 6e30ea2..25375f3 100755
--- a/platform/recovery/create-recovery-bundle.sh
+++ b/platform/recovery/create-recovery-bundle.sh
@@ -70,7 +70,7 @@ tar -C "$volume_path" \
   --exclude='./webui.db-shm' \
   --transform='s#\.mike-ai-recovery-webui\.db#webui.db#' \
   -czf "$stage/payload/openwebui-data.tar.gz" .
-tar -tzf "$stage/payload/openwebui-data.tar.gz" | grep -Eq '(^|/)webui\.db$' || \
+tar -tzf "$stage/payload/openwebui-data.tar.gz" ./webui.db >/dev/null 2>&1 || \
   die "OpenWebUI-Archiv enthält den konsistenten Datenbanksnapshot nicht."
 
 source_commit=unknown
diff --git a/platform/recovery/restore-recovery-bundle.sh b/platform/recovery/restore-recovery-bundle.sh
index b3ad607..1971316 100755
--- a/platform/recovery/restore-recovery-bundle.sh
+++ b/platform/recovery/restore-recovery-bundle.sh
@@ -26,7 +26,7 @@ tar -C "$stage" -xzf "$stage/bundle.tar.gz"
   cd "$stage"
   sha256sum -c SHA256SUMS
 )
-tar -tzf "$stage/openwebui-data.tar.gz" | grep -Eq '(^|/)webui\.db$' || \
+tar -tzf "$stage/openwebui-data.tar.gz" ./webui.db >/dev/null 2>&1 || \
   die "OpenWebUI-Archiv enthält keine Datenbank."
 
 recorded_commit=$(sed -n 's/^source_commit=//p' "$stage/METADATA" | head -n 1)