diff --git a/hack/libhack/baseimage.sh b/hack/libhack/baseimage.sh
index 486659d..742a697 100644
--- a/hack/libhack/baseimage.sh
+++ b/hack/libhack/baseimage.sh
@@ -39,6 +39,27 @@ baseimage::release() {
     popd
 }
 
+baseimage::builddocs() {
+    mount_point="/mnt/docs"
+
+    docker run --rm                                         \
+               -ti                                          \
+               -v "${BASEIMAGE_PATH}"/docs:"${mount_point}" \
+               "${BASEIMAGE_NAME}"                          \
+               /bin/bash -c                                 \
+                    "cd ${mount_point}
+                    pip3 install sphinx
+                    make html
+                    exit"                                   \
+               &> /dev/null
+
+    if [ "$?" == "0" ]; then
+        echo "Built baseimage docs at ${BASEIMAGE_PATH}/docs/build/html!"
+    else
+        echo "Building baseimage docs failed!"
+    fi
+}
+
 releasename() {
     local version
     local date
diff --git a/hack/tfw.sh b/hack/tfw.sh
index c75d28d..3f4c59a 100755
--- a/hack/tfw.sh
+++ b/hack/tfw.sh
@@ -79,28 +79,6 @@ start_test()
     wait
 }
 
-build_docs()
-{
-    mount_point="/mnt/docs"
-
-    docker run --rm                                     \
-               -ti                                      \
-               -v "$BASEIMAGE_PATH"/docs:"$mount_point" \
-               "$BASEIMAGE_NAME"                        \
-               /bin/bash -c                             \
-                    "cd $mount_point
-                    pip3 install sphinx
-                    make html
-                    exit"                               \
-               &> /dev/null
-
-    if [ "$?" == "0" ]; then
-        echo "Built baseimage docs at ${BASEIMAGE_PATH}/docs/build/html!"
-    else
-        echo "Building baseimage docs failed!"
-    fi
-}
-
 case ${1:-} in
     start)
         RUN_FRONTEND=1 start_test ${@:2}
@@ -127,7 +105,7 @@ case ${1:-} in
         [[ -d "$BASEIMAGE_PATH" ]] && baseimage::release
     ;;
     builddocs)
-        build_docs
+        baseimage::builddocs
     ;;
     *)
         echo "Usage: tfw.sh [start|buildtfw|build|buildwithfrontend|releasetfw]"