diff --git a/oscar64/oscar64.cpp b/oscar64/oscar64.cpp
index 6fc0de3..c2e8d03 100644
--- a/oscar64/oscar64.cpp
+++ b/oscar64/oscar64.cpp
@@ -76,7 +76,7 @@ int main2(int argc, const char** argv)
 
 #else
 		strcpy(strProductName, "oscar64");
-		strcpy(strProductVersion, "1.31.256");
+		strcpy(strProductVersion, "1.31.257");
 
 #ifdef __APPLE__
 		uint32_t length = sizeof(basePath);
diff --git a/oscar64/oscar64.rc b/oscar64/oscar64.rc
index f1f9613..3a4f2ed 100644
--- a/oscar64/oscar64.rc
+++ b/oscar64/oscar64.rc
@@ -25,8 +25,8 @@ LANGUAGE LANG_ENGLISH, SUBLANG_NEUTRAL
 //
 
 VS_VERSION_INFO VERSIONINFO
- FILEVERSION 1,31,256,0
- PRODUCTVERSION 1,31,256,0
+ FILEVERSION 1,31,257,0
+ PRODUCTVERSION 1,31,257,0
  FILEFLAGSMASK 0x3fL
 #ifdef _DEBUG
  FILEFLAGS 0x1L
@@ -43,12 +43,12 @@ BEGIN
         BEGIN
             VALUE "CompanyName", "oscar64"
             VALUE "FileDescription", "oscar64 compiler"
-            VALUE "FileVersion", "1.31.256.0"
+            VALUE "FileVersion", "1.31.257.0"
             VALUE "InternalName", "oscar64.exe"
             VALUE "LegalCopyright", "Copyright (C) 2021"
             VALUE "OriginalFilename", "oscar64.exe"
             VALUE "ProductName", "oscar64"
-            VALUE "ProductVersion", "1.31.256.0"
+            VALUE "ProductVersion", "1.31.257.0"
         END
     END
     BLOCK "VarFileInfo"
diff --git a/oscar64setup/oscar64setup.vdproj b/oscar64setup/oscar64setup.vdproj
index 566f1ad..26a46c5 100644
--- a/oscar64setup/oscar64setup.vdproj
+++ b/oscar64setup/oscar64setup.vdproj
@@ -6310,15 +6310,15 @@
         {
         "Name" = "8:Microsoft Visual Studio"
         "ProductName" = "8:oscar64"
-        "ProductCode" = "8:{D1FD9986-FFAE-44AD-B23A-24DF4D4C5855}"
-        "PackageCode" = "8:{49E17812-7B10-40F2-B38C-A03DA1B19EED}"
+        "ProductCode" = "8:{6792319A-5F61-4488-AF65-0F772832E2AC}"
+        "PackageCode" = "8:{2E154137-8761-471C-A56E-D8F5BED781E5}"
         "UpgradeCode" = "8:{9AB61EFF-ACAC-4079-9950-8D96615CD4EF}"
         "AspNetVersion" = "8:2.0.50727.0"
         "RestartWWWService" = "11:FALSE"
         "RemovePreviousVersions" = "11:TRUE"
         "DetectNewerInstalledVersion" = "11:TRUE"
         "InstallAllUsers" = "11:FALSE"
-        "ProductVersion" = "8:1.31.256"
+        "ProductVersion" = "8:1.31.257"
         "Manufacturer" = "8:oscar64"
         "ARPHELPTELEPHONE" = "8:"
         "ARPHELPLINK" = "8:"