diff --git a/Tools/Source/GenBuild/org/tianocore/build/FrameworkBuildTask.java b/Tools/Source/GenBuild/org/tianocore/build/FrameworkBuildTask.java
index d1bf1cc90a..440510b522 100644
--- a/Tools/Source/GenBuild/org/tianocore/build/FrameworkBuildTask.java
+++ b/Tools/Source/GenBuild/org/tianocore/build/FrameworkBuildTask.java
@@ -275,7 +275,10 @@ public class FrameworkBuildTask extends Task{
         // Build every MSA files (SINGLE MODULE BUILD)
         //
         else if (buildFile.getName().endsWith(ToolDefinitions.MSA_EXTENSION)) {
-            multithread = false; 
+            if (multithread) {
+                EdkLog.log(this, EdkLog.EDK_WARNING, "Multi-Thead do not take effect on Stand-Alone (Single) module build. ");
+                multithread = false;
+            }
             File tmpFile = new File(GlobalData.getWorkspacePath() + File.separatorChar + activePlatform);
             EdkLog.log(this, "Using the FPD file [" + tmpFile.getPath() + "] for the active platform. ");
             EdkLog.log(this, "Processing the MSA file [" + buildFile.getPath() + "] ..>> ");