diff --git a/mk/prefix.mk b/mk/prefix.mk
index 239aecd..74c97e6 100644
--- a/mk/prefix.mk
+++ b/mk/prefix.mk
@@ -37,12 +37,6 @@ else
 	rm -rf "$@.partial/$(TARGET)/include/"*
 	cp -r "$(PREFIX)/rust-install/$(TARGET)/include/c++" "$@.partial/$(TARGET)/include/c++"
 	cp -r "$(PREFIX)/rust-install/lib/rustlib/$(HOST_TARGET)/lib/" "$@.partial/lib/rustlib/$(HOST_TARGET)/"
-# Temporary hack to avoid breaking stuff before new pre-build prefix tarball with fixed rustlib/src is build and served at https://static.redox-os.org/toolchain/$(TARGET)/relibc-install.tar.gz 
-ifeq ($(PREFIX_BINARY),1)
-	rm -rf $@.partial/lib/rustlib/src
-	mkdir $@.partial/lib/rustlib/src
-	ln -s $(ROOT)/rust $@.partial/lib/rustlib/src
-endif
 	cd "$<" && \
 	export PATH="$(ROOT)/$@.partial/bin:$$PATH" && \
 	export CARGO="env -u CARGO cargo" && \