diff --git a/mk/prefix.mk b/mk/prefix.mk
index 0e5ee33..bbd6183 100644
--- a/mk/prefix.mk
+++ b/mk/prefix.mk
@@ -139,6 +139,8 @@ $(PREFIX)/rust-freestanding-install: $(ROOT)/rust | $(PREFIX)/binutils-install
 		--enable-cargo-native-static \
 		--enable-extended \
 		--enable-llvm-static-stdcpp \
+		--set 'llvm.targets=AArch64;X86' \
+		--set 'llvm.experimental-targets=' \
 		--tools=cargo \
 		&& \
 	$(MAKE) -j `$(NPROC)` && \
diff --git a/rust-toolchain b/rust-toolchain
index 2b78242..9eed510 100644
--- a/rust-toolchain
+++ b/rust-toolchain
@@ -1 +1 @@
-nightly-2021-06-15
+nightly-2022-03-18