diff --git a/source/apphelpers.pas b/source/apphelpers.pas
index 7ad0cd34..756ee3b3 100644
--- a/source/apphelpers.pas
+++ b/source/apphelpers.pas
@@ -367,7 +367,7 @@ type
   function RunningAsUwp: Boolean;
   function GetThemeColor(Color: TColor): TColor;
   function ThemeIsDark(ThemeName: String): Boolean;
-  function ProcessExists(pid: Cardinal; ExeNameMatchesExpression: String=''): Boolean;
+  function ProcessExists(pid: Cardinal; ExeNamePattern: String): Boolean;
   procedure ToggleCheckBoxWithoutClick(chk: TCheckBox; State: Boolean);
 
 var
@@ -2940,12 +2940,11 @@ begin
 end;
 
 
-function ProcessExists(pid: Cardinal; ExeNameMatchesExpression: String=''): Boolean;
+function ProcessExists(pid: Cardinal; ExeNamePattern: String): Boolean;
 var
   Proc: TProcessEntry32;
   SnapShot: THandle;
   ContinueLoop: Boolean;
-  rx: TRegExpr;
 begin
   // Check if a given process id exists
   SnapShot := CreateToolhelp32Snapshot(TH32CS_SnapProcess, 0);
@@ -2953,26 +2952,7 @@ begin
   Result := False;
   ContinueLoop := Process32First(SnapShot, Proc);
   while ContinueLoop do begin
-    if Proc.th32ProcessID = pid then begin
-      // Found the process id, probably check if it matches a given pattern
-      if not ExeNameMatchesExpression.IsEmpty then begin
-        rx := TRegExpr.Create;
-        rx.ModifierI := True;
-        rx.Expression := ExeNameMatchesExpression;
-        try
-          Result := rx.Exec(Proc.szExeFile);
-        except
-          on E:Exception do begin
-            MainForm.LogSQL(E.Message, lcError);
-            Result := False;
-          end;
-        end;
-        rx.Free;
-      end else begin
-        // Pattern empty
-        Result := True;
-      end;
-    end;
+    Result := (Proc.th32ProcessID = pid) and ContainsText(Proc.szExeFile, ExeNamePattern);
     if Result then
       Break;
     ContinueLoop := Process32Next(SnapShot, Proc);
diff --git a/source/main.pas b/source/main.pas
index c72c2278..57930190 100644
--- a/source/main.pas
+++ b/source/main.pas
@@ -2361,7 +2361,6 @@ var
   pid: Cardinal;
   EditorHeight, HelpersWidth: Integer;
   BindParams: String;
-  ExeNameExpression: String;
 begin
   // Restore query tab setup from tabs.ini
   Result := True;
@@ -2372,11 +2371,6 @@ begin
 
     Sections := TStringList.Create;
     TabsIni.ReadSections(Sections);
-    ExeNameExpression := '(' +
-      QuoteRegExprMetaChars(ExtractFileName(Application.ExeName)) +
-      '|' +
-      QuoteRegExprMetaChars(APPNAME) +
-      ')';
 
     for Section in Sections do begin
 
@@ -2388,7 +2382,7 @@ begin
       BindParams := TabsIni.ReadString(Section, 'BindParams', '');
 
       // Don't restore this tab if it belongs to a different running Heidi process
-      if (pid > 0) and (pid <> GetCurrentProcessId) and ProcessExists(pid, ExeNameExpression) then begin
+      if (pid > 0) and (pid <> GetCurrentProcessId) and ProcessExists(pid, APPNAME) then begin
         LogSQL(IfThen(BackupFilename.IsEmpty, Filename, BackupFilename)+' loaded in process #'+pid.ToString);
         Continue;
       end;