diff --git a/src/test/run-make/target-without-atomics/Makefile b/src/test/run-make/target-without-atomics/Makefile
index 91f48d2315af..48c53a565111 100644
--- a/src/test/run-make/target-without-atomics/Makefile
+++ b/src/test/run-make/target-without-atomics/Makefile
@@ -2,4 +2,4 @@
 
 # The target used below doesn't support atomic operations. Verify that's the case
 all:
-	rustc --print cfg --target thumbv6m-none-eabi | grep -qv target_has_atomic
+	$(RUSTC) --print cfg --target thumbv6m-none-eabi | grep -qv target_has_atomic