diff --git a/renovate.json b/renovate.json
index 2d240ad..03bc950 100644
--- a/renovate.json
+++ b/renovate.json
@@ -10,6 +10,7 @@
   "prHourlyLimit": 4,
   "prConcurrentLimit": 6,
   "labels": ["renovate", "dependencies"],
+  "pinDigests": true,
   "packageRules": [
     {
       "description": "Group all Python dependencies",