diff --git a/renovate.json5 b/renovate.json5
index 51b89286cc..af7ff49aed 100644
--- a/renovate.json5
+++ b/renovate.json5
@@ -2,4 +2,16 @@
   "extends": [
     "github>giantswarm/renovate-presets:default.json5"
   ],
+  customManagers: [
+    // Detect versions in shell scripts
+    {
+      customType: 'regex',
+      fileMatch: ['.*\\.sh'],
+      matchStrings: [
+        // for the version on the right part, ignoring the left
+        '# renovate: datasource=(?<datasource>.*?) depName=(?<depName>.*?)( versioning=(?<versioning>.*?))?\\s[A-Z_]+=(?<currentValue>\\S+)',
+      ],
+      versioningTemplate: '{{#if versioning}}{{{versioning}}}{{else}}semver{{/if}}',
+    },
+  ],
 }
diff --git a/scripts/update-crd-reference/main.sh b/scripts/update-crd-reference/main.sh
index 07cd9a75f6..b39843fa88 100755
--- a/scripts/update-crd-reference/main.sh
+++ b/scripts/update-crd-reference/main.sh
@@ -2,7 +2,9 @@
 
 set -e
 
+# renovate: datasource=docker depName=gsoci.azurecr.io/giantswarm/crd-docs-generator versioning=loose
 CRD_DOCS_GENERATOR_VERSION=0.11.1
+
 DESTINATION=src/content/reference/platform-api/crd
 
 # Clear output folder
diff --git a/scripts/update-helm-chart-reference/main.sh b/scripts/update-helm-chart-reference/main.sh
index f01dc8d43c..663a3fade2 100755
--- a/scripts/update-helm-chart-reference/main.sh
+++ b/scripts/update-helm-chart-reference/main.sh
@@ -1,6 +1,8 @@
 #!/bin/bash
 
+# renovate: datasource=docker depName=gsoci.azurecr.io/giantswarm/helm-chart-docs-generator versioning=loose
 HELM_CHART_DOCS_GENERATOR_VERSION=0.2.0
+
 DESTINATION=src/content/vintage/use-the-api/management-api/cluster-apps
 
 # Clear output folder