diff --git a/testsuite/tests/simplCore/should_compile/Makefile b/testsuite/tests/simplCore/should_compile/Makefile
index 93388c49c49b27737ed1d3e6803714bacb89a1c5..4b71bf3661a0f80b2f140ba05ceed19a24142bc7 100644
--- a/testsuite/tests/simplCore/should_compile/Makefile
+++ b/testsuite/tests/simplCore/should_compile/Makefile
@@ -111,8 +111,7 @@ T4903:
 T4918:
 	$(RM) -f T4918.hi T4918.o T4918a.hi T4918a.o
 	'$(TEST_HC)' $(TEST_HC_OPTS) -c -O T4918a.hs
-	'$(TEST_HC)' $(TEST_HC_OPTS) -c -O T4918.hs
-	'$(TEST_HC)' $(TEST_HC_OPTS) -dsuppress-ticks --show-iface T4918.hi | grep 'C#'
+	'$(TEST_HC)' $(TEST_HC_OPTS) -c -O T4918.hs -ddump-simpl -dsuppress-all 2>&1 | grep 'C#'
 
 EvalTest:
 	'$(TEST_HC)' $(TEST_HC_OPTS) -c -O EvalTest.hs -ddump-simpl -dsuppress-uniques | grep 'rght.*Dmd' | sed 's/^ *//'
diff --git a/testsuite/tests/simplCore/should_compile/T4918.stdout b/testsuite/tests/simplCore/should_compile/T4918.stdout
index 4e957c0309a19b37d5deca0918f7d2d9845f71de..f4aa0d599337ca5dae4d3c1a54ae36fe49ca3df2 100644
--- a/testsuite/tests/simplCore/should_compile/T4918.stdout
+++ b/testsuite/tests/simplCore/should_compile/T4918.stdout
@@ -1,2 +1,3 @@
-  {- HasNoCafRefs, Strictness: m, Unfolding: (GHC.Types.C# 'p'#) -}
-  {- HasNoCafRefs, Strictness: m, Unfolding: (GHC.Types.C# 'q'#) -}
+f4 = C# 'p'#
+f5 = C# 'q'#
+