diff --git a/test/ForwardMode/STLCustomDerivatives.C b/test/ForwardMode/STLCustomDerivatives.C
index dfaf5fd0f..5943227a0 100644
--- a/test/ForwardMode/STLCustomDerivatives.C
+++ b/test/ForwardMode/STLCustomDerivatives.C
@@ -1,5 +1,5 @@
-// RUN: %cladclang %s -I%S/../../include -oUserDefinedTypes.out | %filecheck %s
-// RUN: ./UserDefinedTypes.out | %filecheck_exec %s
+// RUN: %cladclang %s -I%S/../../include -oSTLCustomDerivatives.out | %filecheck %s
+// RUN: ./STLCustomDerivatives.out | %filecheck_exec %s
 
 // CHECK-NOT: {{.*error|warning|note:.*}}