diff --git a/UpdCheck/UpdCheck.vcxproj b/UpdCheck/UpdCheck.vcxproj
index f6e199b..fd2250a 100644
--- a/UpdCheck/UpdCheck.vcxproj
+++ b/UpdCheck/UpdCheck.vcxproj
@@ -116,7 +116,7 @@
   <PropertyGroup Label="UserMacros" />
   <ItemGroup>
     <ClCompile Include="main.cpp" />
-    <ClCompile Include="stdafx.cpp">
+    <ClCompile Include="pch.cpp">
       <PrecompiledHeader Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">Create</PrecompiledHeader>
       <PrecompiledHeader Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">Create</PrecompiledHeader>
       <PrecompiledHeader Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">Create</PrecompiledHeader>
@@ -126,7 +126,7 @@
     </ClCompile>
   </ItemGroup>
   <ItemGroup>
-    <ClInclude Include="stdafx.h" />
+    <ClInclude Include="pch.h" />
   </ItemGroup>
   <ItemGroup>
     <ResourceCompile Include="UpdCheck.rc" />
diff --git a/UpdCheck/UpdCheck.vcxproj.filters b/UpdCheck/UpdCheck.vcxproj.filters
index d234cb3..249e886 100644
--- a/UpdCheck/UpdCheck.vcxproj.filters
+++ b/UpdCheck/UpdCheck.vcxproj.filters
@@ -22,12 +22,12 @@
     <ClCompile Include="main.cpp">
       <Filter>Source Files</Filter>
     </ClCompile>
-    <ClCompile Include="stdafx.cpp">
+    <ClCompile Include="pch.cpp">
       <Filter>Source Files</Filter>
     </ClCompile>
   </ItemGroup>
   <ItemGroup>
-    <ClInclude Include="stdafx.h">
+    <ClInclude Include="pch.h">
       <Filter>Header Files</Filter>
     </ClInclude>
   </ItemGroup>
diff --git a/UpdCheck/main.cpp b/UpdCheck/main.cpp
index a7c4e2c..64a1a3d 100644
--- a/UpdCheck/main.cpp
+++ b/UpdCheck/main.cpp
@@ -17,7 +17,7 @@
     along with Updater. If not, see <http://www.gnu.org/licenses/>.
 */
 
-#include "stdafx.h"
+#include "pch.h"
 
 
 ///
diff --git a/UpdCheck/stdafx.cpp b/UpdCheck/pch.cpp
similarity index 94%
rename from UpdCheck/stdafx.cpp
rename to UpdCheck/pch.cpp
index 476d0ac..4772e1e 100644
--- a/UpdCheck/stdafx.cpp
+++ b/UpdCheck/pch.cpp
@@ -17,4 +17,4 @@
     along with Updater. If not, see <http://www.gnu.org/licenses/>.
 */
 
-#include "stdafx.h"
+#include "pch.h"
diff --git a/UpdCheck/stdafx.h b/UpdCheck/pch.h
similarity index 100%
rename from UpdCheck/stdafx.h
rename to UpdCheck/pch.h
diff --git a/UpdPublish/UpdPublish.vcxproj b/UpdPublish/UpdPublish.vcxproj
index 73b12c5..534bde1 100644
--- a/UpdPublish/UpdPublish.vcxproj
+++ b/UpdPublish/UpdPublish.vcxproj
@@ -121,7 +121,7 @@
   <PropertyGroup Label="UserMacros" />
   <ItemGroup>
     <ClCompile Include="main.cpp" />
-    <ClCompile Include="stdafx.cpp">
+    <ClCompile Include="pch.cpp">
       <PrecompiledHeader Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">Create</PrecompiledHeader>
       <PrecompiledHeader Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">Create</PrecompiledHeader>
       <PrecompiledHeader Condition="'$(Configuration)|$(Platform)'=='Debug|ARM64'">Create</PrecompiledHeader>
@@ -131,7 +131,7 @@
     </ClCompile>
   </ItemGroup>
   <ItemGroup>
-    <ClInclude Include="stdafx.h" />
+    <ClInclude Include="pch.h" />
     <ClInclude Include="UpdPublish.h" />
   </ItemGroup>
   <ItemGroup>
diff --git a/UpdPublish/UpdPublish.vcxproj.filters b/UpdPublish/UpdPublish.vcxproj.filters
index f8a4334..319316d 100644
--- a/UpdPublish/UpdPublish.vcxproj.filters
+++ b/UpdPublish/UpdPublish.vcxproj.filters
@@ -19,7 +19,7 @@
     </Filter>
   </ItemGroup>
   <ItemGroup>
-    <ClCompile Include="stdafx.cpp">
+    <ClCompile Include="pch.cpp">
       <Filter>Source Files</Filter>
     </ClCompile>
     <ClCompile Include="main.cpp">
@@ -27,7 +27,7 @@
     </ClCompile>
   </ItemGroup>
   <ItemGroup>
-    <ClInclude Include="stdafx.h">
+    <ClInclude Include="pch.h">
       <Filter>Header Files</Filter>
     </ClInclude>
     <ClInclude Include="UpdPublish.h">
diff --git a/UpdPublish/main.cpp b/UpdPublish/main.cpp
index d2ecd87..5dae8fa 100644
--- a/UpdPublish/main.cpp
+++ b/UpdPublish/main.cpp
@@ -17,7 +17,7 @@
     along with Updater. If not, see <http://www.gnu.org/licenses/>.
 */
 
-#include "stdafx.h"
+#include "pch.h"
 
 
 void UpdaterAddURL(wxXmlNode *elLocale, const wxString &url)
diff --git a/UpdPublish/stdafx.cpp b/UpdPublish/pch.cpp
similarity index 94%
rename from UpdPublish/stdafx.cpp
rename to UpdPublish/pch.cpp
index 476d0ac..4772e1e 100644
--- a/UpdPublish/stdafx.cpp
+++ b/UpdPublish/pch.cpp
@@ -17,4 +17,4 @@
     along with Updater. If not, see <http://www.gnu.org/licenses/>.
 */
 
-#include "stdafx.h"
+#include "pch.h"
diff --git a/UpdPublish/stdafx.h b/UpdPublish/pch.h
similarity index 100%
rename from UpdPublish/stdafx.h
rename to UpdPublish/pch.h
diff --git a/UpdSignXML/UpdSignXML.vcxproj b/UpdSignXML/UpdSignXML.vcxproj
index 469d2da..a600e57 100644
--- a/UpdSignXML/UpdSignXML.vcxproj
+++ b/UpdSignXML/UpdSignXML.vcxproj
@@ -121,7 +121,7 @@
   <PropertyGroup Label="UserMacros" />
   <ItemGroup>
     <ClCompile Include="main.cpp" />
-    <ClCompile Include="stdafx.cpp">
+    <ClCompile Include="pch.cpp">
       <PrecompiledHeader Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">Create</PrecompiledHeader>
       <PrecompiledHeader Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">Create</PrecompiledHeader>
       <PrecompiledHeader Condition="'$(Configuration)|$(Platform)'=='Debug|ARM64'">Create</PrecompiledHeader>
@@ -131,7 +131,7 @@
     </ClCompile>
   </ItemGroup>
   <ItemGroup>
-    <ClInclude Include="stdafx.h" />
+    <ClInclude Include="pch.h" />
     <ClInclude Include="UpdSignXML.h" />
   </ItemGroup>
   <ItemGroup>
diff --git a/UpdSignXML/UpdSignXML.vcxproj.filters b/UpdSignXML/UpdSignXML.vcxproj.filters
index defebd8..84763e1 100644
--- a/UpdSignXML/UpdSignXML.vcxproj.filters
+++ b/UpdSignXML/UpdSignXML.vcxproj.filters
@@ -19,7 +19,7 @@
     </Filter>
   </ItemGroup>
   <ItemGroup>
-    <ClCompile Include="stdafx.cpp">
+    <ClCompile Include="pch.cpp">
       <Filter>Source Files</Filter>
     </ClCompile>
     <ClCompile Include="main.cpp">
@@ -27,7 +27,7 @@
     </ClCompile>
   </ItemGroup>
   <ItemGroup>
-    <ClInclude Include="stdafx.h">
+    <ClInclude Include="pch.h">
       <Filter>Header Files</Filter>
     </ClInclude>
     <ClInclude Include="UpdSignXML.h">
diff --git a/UpdSignXML/main.cpp b/UpdSignXML/main.cpp
index e17e9fc..1efb4a7 100644
--- a/UpdSignXML/main.cpp
+++ b/UpdSignXML/main.cpp
@@ -17,7 +17,7 @@
     along with Updater. If not, see <http://www.gnu.org/licenses/>.
 */
 
-#include "stdafx.h"
+#include "pch.h"
 
 
 ///
diff --git a/UpdSignXML/stdafx.cpp b/UpdSignXML/pch.cpp
similarity index 94%
rename from UpdSignXML/stdafx.cpp
rename to UpdSignXML/pch.cpp
index 476d0ac..4772e1e 100644
--- a/UpdSignXML/stdafx.cpp
+++ b/UpdSignXML/pch.cpp
@@ -17,4 +17,4 @@
     along with Updater. If not, see <http://www.gnu.org/licenses/>.
 */
 
-#include "stdafx.h"
+#include "pch.h"
diff --git a/UpdSignXML/stdafx.h b/UpdSignXML/pch.h
similarity index 100%
rename from UpdSignXML/stdafx.h
rename to UpdSignXML/pch.h
diff --git a/Updater/build/Updater.vcxproj b/Updater/build/Updater.vcxproj
index 40d3783..219b7f6 100644
--- a/Updater/build/Updater.vcxproj
+++ b/Updater/build/Updater.vcxproj
@@ -28,7 +28,7 @@
   </ItemGroup>
   <ItemGroup>
     <ClCompile Include="..\src\main.cpp" />
-    <ClCompile Include="..\src\stdafx.cpp">
+    <ClCompile Include="..\src\pch.cpp">
       <PrecompiledHeader Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">Create</PrecompiledHeader>
       <PrecompiledHeader Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">Create</PrecompiledHeader>
       <PrecompiledHeader Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">Create</PrecompiledHeader>
@@ -41,7 +41,7 @@
   <ItemGroup>
     <ClInclude Include="..\include\updater\chkthread.h" />
     <ClInclude Include="..\include\Updater\common.h" />
-    <ClInclude Include="..\src\stdafx.h" />
+    <ClInclude Include="..\src\pch.h" />
   </ItemGroup>
   <ItemGroup>
     <POCompile Include="..\locale\de_DE.po" />
diff --git a/Updater/build/Updater.vcxproj.filters b/Updater/build/Updater.vcxproj.filters
index 5117ec7..23e80fd 100644
--- a/Updater/build/Updater.vcxproj.filters
+++ b/Updater/build/Updater.vcxproj.filters
@@ -19,7 +19,7 @@
     </Filter>
   </ItemGroup>
   <ItemGroup>
-    <ClCompile Include="..\src\stdafx.cpp">
+    <ClCompile Include="..\src\pch.cpp">
       <Filter>Source Files</Filter>
     </ClCompile>
     <ClCompile Include="..\src\chkthread.cpp">
@@ -30,7 +30,7 @@
     </ClCompile>
   </ItemGroup>
   <ItemGroup>
-    <ClInclude Include="..\src\stdafx.h">
+    <ClInclude Include="..\src\pch.h">
       <Filter>Header Files</Filter>
     </ClInclude>
     <ClInclude Include="..\include\Updater\common.h">
diff --git a/Updater/src/chkthread.cpp b/Updater/src/chkthread.cpp
index a4ff761..aadb071 100644
--- a/Updater/src/chkthread.cpp
+++ b/Updater/src/chkthread.cpp
@@ -17,7 +17,7 @@
     along with Updater. If not, see <http://www.gnu.org/licenses/>.
 */
 
-#include "stdafx.h"
+#include "pch.h"
 
 //////////////////////////////////////////////////////////////////////////
 // wxEVT_UPDATER_CHECK_COMPLETE
diff --git a/Updater/src/main.cpp b/Updater/src/main.cpp
index 5d48f4a..fce9549 100644
--- a/Updater/src/main.cpp
+++ b/Updater/src/main.cpp
@@ -17,7 +17,7 @@
     along with Updater. If not, see <http://www.gnu.org/licenses/>.
 */
 
-#include "stdafx.h"
+#include "pch.h"
 
 
 ///
diff --git a/Updater/src/stdafx.cpp b/Updater/src/pch.cpp
similarity index 94%
rename from Updater/src/stdafx.cpp
rename to Updater/src/pch.cpp
index 476d0ac..4772e1e 100644
--- a/Updater/src/stdafx.cpp
+++ b/Updater/src/pch.cpp
@@ -17,4 +17,4 @@
     along with Updater. If not, see <http://www.gnu.org/licenses/>.
 */
 
-#include "stdafx.h"
+#include "pch.h"
diff --git a/Updater/src/stdafx.h b/Updater/src/pch.h
similarity index 100%
rename from Updater/src/stdafx.h
rename to Updater/src/pch.h