diff --git a/.gitmodules b/.gitmodules
index e74b35d..eb732d7 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -1,6 +1,3 @@
-[submodule "polkadot-sdk"]
-	path = polkadot-sdk
-	url = https://github.com/paritytech/polkadot-sdk.git
 [submodule "resolc-compiler-tests"]
 	path = resolc-compiler-tests
 	url = https://github.com/paritytech/resolc-compiler-tests
diff --git a/polkadot-sdk b/polkadot-sdk
deleted file mode 160000
index 45a0ea7..0000000
--- a/polkadot-sdk
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit 45a0ea734fed1ed2b323e4b1bd8f44d53f4db598