diff --git a/Makefile b/Makefile
index 631180b..ad76924 100644
--- a/Makefile
+++ b/Makefile
@@ -1,4 +1,5 @@
-export GEEKDOC_VERSION ?= latest
+# renovate: datasource=github-releases depName=thegeeklab/hugo-geekdoc
+THEME_VERSION := v0.4.0
 THEME := hugo-geekdoc
 BASEDIR := docs
 THEMEDIR := $(BASEDIR)/themes
@@ -14,8 +15,7 @@ doc: doc-assets doc-generate
 .PHONY: doc-assets
 doc-assets:
 	mkdir -p $(THEMEDIR)/$(THEME)/ ; \
-	curl -sSL "https://github.com/thegeeklab/$(THEME)/releases/$${GEEKDOC_VERSION}/download/$(THEME).tar.gz" | tar -xz -C $(THEMEDIR)/$(THEME)/ --strip-components=1
-
+	curl -sSL "https://github.com/thegeeklab/$(THEME)/releases/download/${THEME_VERSION}/$(THEME).tar.gz" | tar -xz -C $(THEMEDIR)/$(THEME)/ --strip-components=1
 .PHONY: doc-generate
 doc-generate:
 	pdoc --template-dir $(BASEDIR)/templates/ -o $(APIDIR) --force \
diff --git a/renovate.json b/renovate.json
new file mode 100644
index 0000000..91ced0d
--- /dev/null
+++ b/renovate.json
@@ -0,0 +1,14 @@
+{
+  "extends": ["config:base"],
+  "regexManagers": [
+    {
+      "fileMatch": ["^Makefile$"],
+      "matchStrings": [
+        "# renovate: datasource=(?<datasource>\\S+) depName=(?<depName>\\S+)( versioning=(?<versioning>.*?))?\\n.*?_VERSION := (?<currentValue>.*)\\s"
+      ]
+    }
+  ],
+  "droneci": {
+    "enabled": false
+  }
+}