diff --git a/test/test_suite.cpp b/test/test_suite.cpp
index 568c2a1..e241195 100644
--- a/test/test_suite.cpp
+++ b/test/test_suite.cpp
@@ -977,14 +977,14 @@ TEST_CASE("pointer", "[]" ) {
     REQUIRE(!strcmp(buffer, "0000000012345678"));
   }
 
-  if (sizeof(void*) == sizeof(long)) {
-    test::sprintf(buffer, "%p", (void*)(long)0xFFFFFFFFU);
-    REQUIRE(!strcmp(buffer, "FFFFFFFF"));
-  }
-  else {
+  if (sizeof(uintptr_t) == sizeof(long long)) {
     test::sprintf(buffer, "%p", (void*)(unsigned long long)0xFFFFFFFFU);
     REQUIRE(!strcmp(buffer, "00000000FFFFFFFF"));
   }
+  else {
+    test::sprintf(buffer, "%p", (void*)(unsigned long)0xFFFFFFFFU);
+    REQUIRE(!strcmp(buffer, "FFFFFFFF"));
+  }
 }