diff --git a/aider/run_cmd.py b/aider/run_cmd.py
index 6b2e9ba4e..316d19ae7 100644
--- a/aider/run_cmd.py
+++ b/aider/run_cmd.py
@@ -25,17 +25,14 @@ def run_cmd(command, verbose=False, error_print=None):
 
 def get_windows_parent_process_name():
     try:
-        if platform.system() == "Windows":
-            kernel32 = ctypes.windll.kernel32
-            h_process = kernel32.OpenProcess(0x0400, False, os.getppid())
-            exe_path = ctypes.create_unicode_buffer(260)
-            kernel32.QueryFullProcessImageNameW(
-                h_process, 0, exe_path, ctypes.byref(ctypes.c_ulong(260))
-            )
-            kernel32.CloseHandle(h_process)
-            return os.path.basename(exe_path.value).lower()
-        else:
-            return psutil.Process(os.getppid()).name().lower()
+        kernel32 = ctypes.windll.kernel32
+        h_process = kernel32.OpenProcess(0x0400, False, os.getppid())
+        exe_path = ctypes.create_unicode_buffer(260)
+        kernel32.QueryFullProcessImageNameW(
+            h_process, 0, exe_path, ctypes.byref(ctypes.c_ulong(260))
+        )
+        kernel32.CloseHandle(h_process)
+        return os.path.basename(exe_path.value).lower()
     except Exception:
         return None
 
@@ -46,20 +43,20 @@ def run_cmd_subprocess(command, verbose=False):
 
     try:
         shell = os.environ.get("SHELL", "/bin/sh")
-        parent_process = get_parent_process_name()
+        parent_process = None
 
         # Determine the appropriate shell
         if platform.system() == "Windows":
+            parent_process = get_windows_parent_process_name()
             if parent_process == "powershell.exe":
                 command = f"powershell -Command {command}"
-            else:
-                # Assume cmd.exe or other Windows shell
-                pass  # Use the command as-is
+            # else: Assume cmd.exe or other Windows shell, use the command as-is
 
         if verbose:
             print("Running command:", command)
             print("SHELL:", shell)
-            print("Parent process:", parent_process)
+            if platform.system() == "Windows":
+                print("Parent process:", parent_process)
 
         process = subprocess.Popen(
             command,