diff --git a/SilentPatch/MemoryMgr.h b/SilentPatch/MemoryMgr.h
index 21a28d9..c45e178 100644
--- a/SilentPatch/MemoryMgr.h
+++ b/SilentPatch/MemoryMgr.h
@@ -40,7 +40,7 @@ inline AT DynBaseAddress(AT address)
 	return (ptrdiff_t)GetModuleHandle(nullptr) - 0x400000 + address;
 }
 
-#if defined SILENTPATCH_III_VER
+#if defined _GTA_III
 
 inline void InitializeVersions()
 {
@@ -76,7 +76,7 @@ inline T AddressByVersion(DWORD address10, DWORD address11, DWORD addressSteam)
 	}
 }
 
-#elif defined SILENTPATCH_VC_VER
+#elif defined _GTA_VC
 
 inline void InitializeVersions()
 {
@@ -112,7 +112,7 @@ inline T AddressByVersion(DWORD address10, DWORD address11, DWORD addressSteam)
 	}
 }
 
-#elif defined SILENTPATCH_SA_VER
+#elif defined _GTA_SA
 
 inline void InitializeVersions()
 {
diff --git a/SilentPatch/Timer.cpp b/SilentPatch/Timer.cpp
index c3a42f4..e5fbeb5 100644
--- a/SilentPatch/Timer.cpp
+++ b/SilentPatch/Timer.cpp
@@ -124,7 +124,7 @@ void CTimer::Update()
 		//*m_snTimeInMillisecondsNonClipped += nDelta;
 	}
 
-#ifdef SILENTPATCH_III_VER
+#ifdef _GTA_III
 	if ( *ms_fTimeStep < 0.01f && !*m_UserPause && !*m_CodePause )
 #else
 	if ( *ms_fTimeStep < 0.01f && !*m_UserPause && !*m_CodePause && !*bSnapShotActive )
diff --git a/SilentPatchIII/SilentPatchIII.vcxproj b/SilentPatchIII/SilentPatchIII.vcxproj
index 52676df..546e4c6 100644
--- a/SilentPatchIII/SilentPatchIII.vcxproj
+++ b/SilentPatchIII/SilentPatchIII.vcxproj
@@ -67,7 +67,7 @@
       <WarningLevel>Level4</WarningLevel>
       <Optimization>Disabled</Optimization>
       <RuntimeLibrary>MultiThreadedDebug</RuntimeLibrary>
-      <PreprocessorDefinitions>SILENTPATCH_III_VER;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_GTA_III;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <AdditionalIncludeDirectories>..\SilentPatch</AdditionalIncludeDirectories>
       <PrecompiledHeader>Use</PrecompiledHeader>
       <PrecompiledHeaderFile>StdAfx.h</PrecompiledHeaderFile>
@@ -95,7 +95,7 @@
       <InlineFunctionExpansion>AnySuitable</InlineFunctionExpansion>
       <FavorSizeOrSpeed>Speed</FavorSizeOrSpeed>
       <OmitFramePointers>true</OmitFramePointers>
-      <PreprocessorDefinitions>SILENTPATCH_III_VER;NDEBUG;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_GTA_III;NDEBUG;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <AdditionalIncludeDirectories>..\SilentPatch</AdditionalIncludeDirectories>
       <PrecompiledHeader>Use</PrecompiledHeader>
       <PrecompiledHeaderFile>StdAfx.h</PrecompiledHeaderFile>
diff --git a/SilentPatchSA/SilentPatchSA.vcxproj b/SilentPatchSA/SilentPatchSA.vcxproj
index abca7f3..dda3f32 100644
--- a/SilentPatchSA/SilentPatchSA.vcxproj
+++ b/SilentPatchSA/SilentPatchSA.vcxproj
@@ -54,7 +54,7 @@
       <WarningLevel>Level4</WarningLevel>
       <Optimization>Disabled</Optimization>
       <RuntimeLibrary>MultiThreadedDebug</RuntimeLibrary>
-      <PreprocessorDefinitions>SILENTPATCH_SA_VER;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_GTA_SA;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <AdditionalIncludeDirectories>D:\RWSDK\Graphics\rwsdk\include\d3d9;..\SilentPatch;$(DXSDK_DIR)\include</AdditionalIncludeDirectories>
       <PrecompiledHeader>Use</PrecompiledHeader>
       <PrecompiledHeaderFile>StdAfxSA.h</PrecompiledHeaderFile>
@@ -83,7 +83,7 @@ copy /y "$(TargetPath)" "D:\gry\GTA San Andreas clean\scripts\newsteam_r2_lowvio
       <InlineFunctionExpansion>AnySuitable</InlineFunctionExpansion>
       <FavorSizeOrSpeed>Speed</FavorSizeOrSpeed>
       <OmitFramePointers>true</OmitFramePointers>
-      <PreprocessorDefinitions>SILENTPATCH_SA_VER;NDEBUG;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_GTA_SA;NDEBUG;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreaded</RuntimeLibrary>
       <AdditionalIncludeDirectories>D:\RWSDK\Graphics\rwsdk\include\d3d9;..\SilentPatch;$(DXSDK_DIR)\include</AdditionalIncludeDirectories>
diff --git a/SilentPatchVC/SilentPatchVC.vcxproj b/SilentPatchVC/SilentPatchVC.vcxproj
index 7c3b650..31cfd33 100644
--- a/SilentPatchVC/SilentPatchVC.vcxproj
+++ b/SilentPatchVC/SilentPatchVC.vcxproj
@@ -52,7 +52,7 @@
     <ClCompile>
       <WarningLevel>Level4</WarningLevel>
       <Optimization>Disabled</Optimization>
-      <PreprocessorDefinitions>SILENTPATCH_VC_VER;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_GTA_VC;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <RuntimeLibrary>MultiThreadedDebug</RuntimeLibrary>
       <AdditionalIncludeDirectories>..\SilentPatch</AdditionalIncludeDirectories>
       <PrecompiledHeader>Use</PrecompiledHeader>
@@ -74,7 +74,7 @@
       <Optimization>MaxSpeed</Optimization>
       <FunctionLevelLinking>true</FunctionLevelLinking>
       <IntrinsicFunctions>true</IntrinsicFunctions>
-      <PreprocessorDefinitions>SILENTPATCH_VC_VER;NDEBUG;%(PreprocessorDefinitions)</PreprocessorDefinitions>
+      <PreprocessorDefinitions>_GTA_VC;NDEBUG;%(PreprocessorDefinitions)</PreprocessorDefinitions>
       <StringPooling>true</StringPooling>
       <RuntimeLibrary>MultiThreaded</RuntimeLibrary>
       <InlineFunctionExpansion>AnySuitable</InlineFunctionExpansion>