diff --git a/.gitmodules b/.gitmodules
index 438e86a..e69de29 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,3 +0,0 @@
-[submodule "zlib"]
-	path = zlib
-	url = git@github.com:madler/zlib.git
diff --git a/zlib b/zlib
deleted file mode 160000
index 04f42ce..0000000
--- a/zlib
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit 04f42ceca40f73e2978b50e93806c2a18c1281fc