diff --git a/src/test/run-make-fulldeps/target-without-atomic-cas/Makefile b/src/test/run-make-fulldeps/target-without-atomic-cas/Makefile
new file mode 100644
index 000000000000..c2eb4caea263
--- /dev/null
+++ b/src/test/run-make-fulldeps/target-without-atomic-cas/Makefile
@@ -0,0 +1,5 @@
+-include ../tools.mk
+
+# The target used below doesn't support atomic CAS operations. Verify that's the case
+all:
+	$(RUSTC) --print cfg --target thumbv6m-none-eabi | $(CGREP) -v 'target_has_atomic="cas"'
diff --git a/src/test/run-make-fulldeps/target-without-atomics/Makefile b/src/test/run-make-fulldeps/target-without-atomics/Makefile
deleted file mode 100644
index c5f575ddf84c..000000000000
--- a/src/test/run-make-fulldeps/target-without-atomics/Makefile
+++ /dev/null
@@ -1,5 +0,0 @@
--include ../tools.mk
-
-# The target used below doesn't support atomic operations. Verify that's the case
-all:
-	$(RUSTC) --print cfg --target thumbv6m-none-eabi | $(CGREP) -v target_has_atomic