diff --git a/.gitmodules b/.gitmodules
index fd713230b..e69de29bb 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,4 +0,0 @@
-[submodule "kolben"]
-	path = kolben
-	url = https://github.com/nilllzz/kolben.git
-	branch = master
diff --git a/kolben b/kolben
deleted file mode 160000
index b2c266dc7..000000000
--- a/kolben
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit b2c266dc7311bdcd75885989f00165ad5f5c1dd3