diff --git a/Makefile b/Makefile
index 900ba3c5f4277f26191f1432b252236a18c952d5..d5095cfe4e2a9524107d64a8133736771e9dc8ee 100644
--- a/Makefile
+++ b/Makefile
@@ -25,8 +25,8 @@ UPDATE:
 	#@make -C Kernel/ UPDATE --no-print-directory
 	#@make -C Kernel/ ../libcore/lib.rs --no-print-directory
 	#
-	@mkdir -p ../.prefix
-	curl https://static.rust-lang.org/rustup/rustup-init.sh -sSf | RUSTUP_HOME=$(abspath ../.prefix) CARGO_HOME=$(abspath ../.prefix) sh -s -- --default-toolchain none --no-modify-path -y
+	@mkdir -p .prefix
+	curl https://static.rust-lang.org/rustup/rustup-init.sh -sSf | RUSTUP_HOME=$(abspath .prefix) CARGO_HOME=$(abspath .prefix) sh -s -- --default-toolchain none --no-modify-path -y
 	$(call fn_rustcmd,rustup) update $(RUSTUP_VER)
 	$(call fn_rustcmd,rustup) default $(RUSTUP_VER)
 	#$(call fn_rustcmd,rustup) component add rust-src