diff --git a/src/lib/datasrc/tests/client_list_unittest.cc b/src/lib/datasrc/tests/client_list_unittest.cc
index 96dcc7807532e7cf7b4c9d221b57804697d53c71..6769e9b537e426d01f7308063d159b7c1a2e4a94 100644
--- a/src/lib/datasrc/tests/client_list_unittest.cc
+++ b/src/lib/datasrc/tests/client_list_unittest.cc
@@ -856,8 +856,11 @@ TEST_F(ListTest, BadMasterFile) {
         "   }"
         "}]"));
 
-    // this should not throw even if there are any zone loading errors.
-    list_->configure(elem, true);
+    EXPECT_NO_THROW({
+        // This should not throw even if there are any zone loading
+        // errors.
+        list_->configure(elem, true);
+    });
 
     positiveResult(list_->find(Name("example.com."), true), ds_[0],
                    Name("example.com."), true, "example.com", true);