diff --git a/cookbook b/cookbook
index 1e812da..c61e25d 160000
--- a/cookbook
+++ b/cookbook
@@ -1 +1 @@
-Subproject commit 1e812da7c2771289ab07578a8cc1e610123dd60f
+Subproject commit c61e25dbd2897e8f4e9b8f529e6705c9bf05978d
diff --git a/mk/config.mk b/mk/config.mk
index 5f6eace..e848450 100644
--- a/mk/config.mk
+++ b/mk/config.mk
@@ -27,6 +27,7 @@ endif
 
 # Automatic variables
 ROOT=$(CURDIR)
+export RUST_COMPILER_RT_ROOT=$(ROOT)/rust/src/llvm-project/compiler-rt
 export RUST_TARGET_PATH=$(ROOT)/kernel/targets
 export XARGO_HOME=$(ROOT)/build/xargo
 export XARGO_RUST_SRC=$(ROOT)/rust/src