diff --git a/.cargo/config b/.cargo/config
deleted file mode 100644
index 264d5b2baf..0000000000
--- a/.cargo/config
+++ /dev/null
@@ -1 +0,0 @@
-paths = ["compiler-builtins"]
diff --git a/.gitmodules b/.gitmodules
index f8c33970ef..aaee5b3c47 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -13,6 +13,3 @@
 [submodule "pthreads-emb"]
 	path = pthreads-emb
 	url = https://gitlab.redox-os.org/redox-os/pthreads-emb.git
-[submodule "compiler-builtins"]
-	path = compiler-builtins
-	url = https://github.com/rust-lang/compiler-builtins.git
diff --git a/compiler-builtins b/compiler-builtins
deleted file mode 160000
index 25ea08da28..0000000000
--- a/compiler-builtins
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit 25ea08da2824b8137b6ac1222b0171cb07cca083