diff --git a/renovate.json b/renovate.json
index cd5ce84e..6152cafb 100644
--- a/renovate.json
+++ b/renovate.json
@@ -1,6 +1,23 @@
 {
   "$schema": "https://docs.renovatebot.com/renovate-schema.json",
-  "extends": [
-    "local>Trez/renovate-config"
+  "extends": ["local>trez/renovate-config"],
+  "packageRules": [
+    {
+      "description": "Freeze ClickHouse and Zookeeper",
+      "matchDatasources": ["docker"],
+      "matchManagers": ["docker-compose"],
+      "matchPackageNames": [
+        "clickhouse/clickhouse-server",
+        "bitnami/zookeeper"
+      ],
+      "enabled": false
+    },
+    {
+      "description": "Pin Postgres, pgvector, and pgvecto-rs images",
+      "matchDatasources": ["docker"],
+      "matchManagers": ["docker-compose"],
+      "matchPackageNames": ["postgres", "pgvector", "pgvecto-rs"],
+      "pinDigests": true
+    }
   ]
 }