diff --git a/bootstrap/Cargo.lock b/bootstrap/Cargo.lock
index e738c973d9..2cc30762a4 100644
--- a/bootstrap/Cargo.lock
+++ b/bootstrap/Cargo.lock
@@ -41,6 +41,7 @@ checksum = "d9c4f5dac5e15c24eb999c26181a6ca40b39fe946cbe4c263c7209467bc83af2"
 [[package]]
 name = "generic-rt"
 version = "0.1.0"
+source = "git+https://gitlab.redox-os.org/redox-os/relibc.git#2b69838a481b7be9826b41e06a0b8f1346b80f9e"
 
 [[package]]
 name = "goblin"
@@ -150,6 +151,7 @@ checksum = "436d45c2b6a5b159d43da708e62b25be3a4a3d5550d654b72216ade4c4bfd717"
 [[package]]
 name = "redox-rt"
 version = "0.1.0"
+source = "git+https://gitlab.redox-os.org/redox-os/relibc.git#2b69838a481b7be9826b41e06a0b8f1346b80f9e"
 dependencies = [
  "bitflags",
  "generic-rt",