diff --git a/Makefile.in b/Makefile.in
index aef766a2968a8..1b3a85e8947bc 100644
--- a/Makefile.in
+++ b/Makefile.in
@@ -124,7 +124,7 @@ endif
 ifdef TRACE
   CFG_RUSTC_FLAGS += -Z trace
 endif
-ifdef DISABLE_RPATH
+ifdef CFG_DISABLE_RPATH
 # NOTE: make this CFG_RUSTC_FLAGS after stage0 snapshot
 RUSTFLAGS_STAGE1 += --no-rpath
 RUSTFLAGS_STAGE2 += --no-rpath