diff --git a/installer/setup.iss b/installer/setup.iss
index e94c83c8..fe78d1dd 100644
--- a/installer/setup.iss
+++ b/installer/setup.iss
@@ -72,6 +72,8 @@ begin
 end;
 
 function InitializeSetup(): Boolean;
+var
+  ErrorCode: Integer;
 begin
   Result := True;
 
@@ -81,11 +83,8 @@ begin
               'Soll die Download-Seite geoeffnet werden?',
               mbConfirmation, MB_YESNO) = IDYES then
     begin
-      ShellExec('open', 'https://dotnet.microsoft.com/download/dotnet/8.0/runtime', '', '', SW_SHOWNORMAL, ewNoWait, ResultCode);
+      ShellExec('open', 'https://dotnet.microsoft.com/download/dotnet/8.0/runtime', '', '', SW_SHOWNORMAL, ewNoWait, ErrorCode);
     end;
     Result := False;
   end;
 end;
-
-var
-  ResultCode: Integer;
diff --git a/release.sh b/release.sh
index 36053764..093f4e78 100755
--- a/release.sh
+++ b/release.sh
@@ -122,8 +122,8 @@ sed -i "s|<Version>.*</Version>|<Version>${VERSION}</Version>|g" "$PROJECT"
 sed -i "s|<AssemblyVersion>.*</AssemblyVersion>|<AssemblyVersion>${VERSION}</AssemblyVersion>|g" "$PROJECT"
 sed -i "s|<FileVersion>.*</FileVersion>|<FileVersion>${VERSION}</FileVersion>|g" "$PROJECT"
 
-# AboutForm.cs
-sed -i "s|Version [0-9.]*|Version ${VERSION}|g" "$ABOUT_FORM"
+# AboutForm.cs - nur den Text im String-Literal ersetzen, nicht Variablennamen
+sed -i "s|\"Version [0-9.]*\"|\"Version ${VERSION}\"|g" "$ABOUT_FORM"
 
 # Inno Setup
 sed -i "s|#define MyAppVersion \".*\"|#define MyAppVersion \"${VERSION}\"|g" "$INNO_SCRIPT"