diff --git a/source/Core.cpp b/source/Core.cpp
index 6e54a341..05714b46 100644
--- a/source/Core.cpp
+++ b/source/Core.cpp
@@ -285,6 +285,16 @@ bool CheckOldAppleWinVersion(void)
 	return bShowAboutDlg;
 }
 
+UINT GetCompilationTarget(void)
+{
+	return
+#ifdef _WIN64
+		64;
+#else
+		32;
+#endif
+}
+
 bool SetCurrentImageDir(const std::string& pszImageDir)
 {
 	g_sCurrentDir = pszImageDir;
diff --git a/source/Core.h b/source/Core.h
index 42caf9ae..6c86be34 100644
--- a/source/Core.h
+++ b/source/Core.h
@@ -14,6 +14,7 @@ extern std::string g_VERSIONSTRING;	// Constructed in WinMain()
 
 void SetAppleWinVersion(UINT16 major, UINT16 minor, UINT16 fix, UINT16 fix_minor);
 bool CheckOldAppleWinVersion(void);
+UINT GetCompilationTarget(void);
 
 extern std::string g_pAppTitle;
 
diff --git a/source/Debugger/Debugger_Help.cpp b/source/Debugger/Debugger_Help.cpp
index f8685050..c3cb9220 100644
--- a/source/Debugger/Debugger_Help.cpp
+++ b/source/Debugger/Debugger_Help.cpp
@@ -1459,10 +1459,11 @@ Update_t CmdVersion (int nArgs)
 	int nFixMinor;
 	UnpackVersion( nVersion, nMajor, nMinor, nFixMajor, nFixMinor );
 
-	ConsolePrintFormat( "  Emulator:  %s%s%s    Debugger: %s%d.%d.%d.%d%s"
+	ConsolePrintFormat( "  Emulator:  %s%s%s (%d-bit build)    Debugger: %s%d.%d.%d.%d%s"
 		, CHC_SYMBOL
 		, g_VERSIONSTRING.c_str()
 		, CHC_DEFAULT
+		, GetCompilationTarget()
 		, CHC_SYMBOL
 		, nMajor, nMinor, nFixMajor, nFixMinor
 		, CHC_DEFAULT
diff --git a/source/Windows/AppleWin.cpp b/source/Windows/AppleWin.cpp
index aee623be..e6892414 100644
--- a/source/Windows/AppleWin.cpp
+++ b/source/Windows/AppleWin.cpp
@@ -619,7 +619,7 @@ static void GetAppleWinVersion(void)
 		delete [] pVerInfoBlock;
     }
 
-	LogFileOutput("AppleWin version: %s\n",  g_VERSIONSTRING.c_str());
+	LogFileOutput("AppleWin version: %s (%d-bit build)\n", g_VERSIONSTRING.c_str(), GetCompilationTarget());
 }
 
 // DO ONE-TIME INITIALIZATION