diff --git a/cxxtest/ErrorFormatter.h b/cxxtest/ErrorFormatter.h
index 81582a3..528ecd3 100644
--- a/cxxtest/ErrorFormatter.h
+++ b/cxxtest/ErrorFormatter.h
@@ -111,7 +111,7 @@ class ErrorFormatter : public TestListener
     {
         if (!tracker().failedTests())
         {
-            (*_o) << "OK!" << endl;
+            (*_o) << " OK!" << endl;
             return;
         }
         newLine();