diff --git a/CHANGELOG.md b/CHANGELOG.md
index 54596a0..8a06564 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,2 +1,2 @@
 - INTERNAL
-  - migrate to `thegeeklab` namespace
+  - setup renovate-bot
diff --git a/Dockerfile b/Dockerfile
index 3eee5f7..e7d2fc9 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -7,10 +7,11 @@ LABEL maintainer="Robert Kaussow <mail@geeklabor.de>" \
     org.label-schema.vendor="Robert Kaussow" \
     org.label-schema.schema-version="1.0"
 
-ARG BUILD_VERSION=latest
+ARG BUILD_VERSION
+# renovate: datasource=npm depName=broken-link-checker
+ENV BLC_VERSION="${BUILD_VERSION:-0.7.8}"
 
-ENV BLC_VERSION="${BUILD_VERSION:-latest}" \
-    LINK_VALIDATOR_BASE_DIR=/drone/src \
+ENV LINK_VALIDATOR_BASE_DIR=/drone/src \
     LINK_VALIDATOR_SERVER_PORT=80 \
     FORCE_COLOR=true \
     NPM_CONFIG_LOGLEVEL=error
diff --git a/renovate.json b/renovate.json
index 39a2b6e..d051e16 100644
--- a/renovate.json
+++ b/renovate.json
@@ -1,6 +1,13 @@
 {
   "$schema": "https://docs.renovatebot.com/renovate-schema.json",
-  "extends": [
-    "config:base"
+  "extends": ["config:base"],
+  "ignorePresets": [":prHourlyLimit2"],
+  "regexManagers": [
+    {
+      "fileMatch": ["^Dockerfile$"],
+      "matchStrings": [
+        "datasource=(?<datasource>.*?) depName=(?<depName>.*?)( versioning=(?<versioning>.*?))?\\sENV .*?_VERSION=\"\\${.*:-(?<currentValue>.*)}\"\\s"
+      ]
+    }
   ]
 }