diff --git a/runtime/vm/object_test.cc b/runtime/vm/object_test.cc
index baf1b79d20d..ea834acaad9 100644
--- a/runtime/vm/object_test.cc
+++ b/runtime/vm/object_test.cc
@@ -3857,38 +3857,38 @@ TEST_CASE(Metadata) {
 TEST_CASE(FunctionSourceFingerprint) {
   const char* kScriptChars =
       "class A {\n"
-      "  static void test1(int a) {\n"
+      "  static test1(int a) {\n"
       "    return a > 1 ? a + 1 : a;\n"
       "  }\n"
-      "  static void test2(a) {\n"
+      "  static test2(a) {\n"
       "    return a > 1 ? a + 1 : a;\n"
       "  }\n"
-      "  static void test3(b) {\n"
+      "  static test3(b) {\n"
       "    return b > 1 ? b + 1 : b;\n"
       "  }\n"
-      "  static void test4(b) {\n"
+      "  static test4(b) {\n"
       "    return b > 1 ? b - 1 : b;\n"
       "  }\n"
-      "  static void test5(b) {\n"
+      "  static test5(b) {\n"
       "    return b > 1 ? b - 2 : b;\n"
       "  }\n"
-      "  void test6(int a) {\n"
+      "  test6(int a) {\n"
       "    return a > 1 ? a + 1 : a;\n"
       "  }\n"
       "}\n"
       "class B {\n"
-      "  static void /* Different declaration style. */\n"
+      "  static /* Different declaration style. */\n"
       "  test1(int a) {\n"
       "    /* Returns a + 1 for a > 1, a otherwise. */\n"
       "    return a > 1 ?\n"
       "        a + 1 :\n"
       "        a;\n"
       "  }\n"
-      "  static void test5(b) {\n"
+      "  static test5(b) {\n"
       "    return b > 1 ?\n"
       "        b - 2 : b;\n"
       "  }\n"
-      "  void test6(int a) {\n"
+      "  test6(int a) {\n"
       "    return a > 1 ? a + 1 : a;\n"
       "  }\n"
       "}";