diff --git a/lib/dns/tests/private_test.c b/lib/dns/tests/private_test.c
index 9e9b4ff848..4da68a29da 100644
--- a/lib/dns/tests/private_test.c
+++ b/lib/dns/tests/private_test.c
@@ -158,8 +158,8 @@ private_signing_totext_test(void **state) {
 	const char *results[] = { "Signing with key 12345/RSASHA512",
 				  "Removing signatures for key 54321/RSASHA256",
 				  "Done signing with key 22222/NSEC3RSASHA1",
-				  "Done removing signatures for key "
-				  "33333/RSASHA1" };
+				  ("Done removing signatures for key "
+				   "33333/RSASHA1") };
 	int ncases = 4;
 
 	UNUSED(state);
@@ -193,8 +193,8 @@ private_nsec3_totext_test(void **state) {
 	const char *results[] = { "Creating NSEC3 chain 1 0 1 BEEF",
 				  "Creating NSEC3 chain 1 1 10 DADD",
 				  "Pending NSEC3 chain 1 0 20 BEAD",
-				  "Removing NSEC3 chain 1 0 30 DEAF / creating "
-				  "NSEC chain",
+				  ("Removing NSEC3 chain 1 0 30 DEAF / "
+				   "creating NSEC chain"),
 				  "Removing NSEC3 chain 1 0 100 FEEDABEE" };
 	int ncases = 5;