diff --git a/renovate.json b/renovate.json
index c2bc51819709a5da3eb1939aa4fecc876cf51174..e5407422f0a166e569a17999f34e5e5f223f79d3 100644
--- a/renovate.json
+++ b/renovate.json
@@ -16,7 +16,7 @@
   {
       "fileMatch": ["*.yaml$"],
       "matchStrings": [
-        "# renovate:\\n\\s+image: \"?\'?(?<depName>[^:\\s]+?):(?<currentValue>[^\"]*?)\"?\'?\\s"
+        "# renovate:\\n\\s+image: \"?'?(?<depName>[^:\\s]+?):(?<currentValue>[^\"]*?)\"?'?\\s"
       ],
       "datasourceTemplate": "docker",
       "versioningTemplate": "docker"