diff --git a/frontends/tuiapp_v2.py b/frontends/tuiapp_v2.py
index ca08a58c7..5d61c0717 100644
--- a/frontends/tuiapp_v2.py
+++ b/frontends/tuiapp_v2.py
@@ -1469,7 +1469,8 @@ def _sweep_stale_task_dirs() -> None:
 
 def _clipboard_run(cmd: list[str], input: bytes | None = None, timeout: float = 3.0) -> bytes | None:
     try:
-        r = subprocess.run(cmd, input=input, capture_output=True, timeout=timeout)
+        stdin = subprocess.DEVNULL if input is None else None
+        r = subprocess.run(cmd, input=input, stdin=stdin, capture_output=True, timeout=timeout)
         return r.stdout if r.returncode == 0 else None
     except (FileNotFoundError, subprocess.TimeoutExpired, OSError):
         return None
@@ -6365,7 +6366,7 @@ def _run_shell(self, cmd: str) -> None:
         out = ''; rc = 0
         try:
             r = subprocess.run(
-                shell_argv + [cmd], capture_output=True,
+                shell_argv + [cmd], stdin=subprocess.DEVNULL, capture_output=True,
                 timeout=30, encoding='utf-8', errors='replace',
             )
             out = (r.stdout or '') + (r.stderr or '')
diff --git a/ga.py b/ga.py
index c6d4ccfd9..9b23e2175 100644
--- a/ga.py
+++ b/ga.py
@@ -56,7 +56,8 @@ def stream_reader(proc, logs):
 
     try:
         process = subprocess.Popen(
-            cmd, stdout=subprocess.PIPE, stderr=subprocess.STDOUT,
+            cmd, stdin=subprocess.DEVNULL,
+            stdout=subprocess.PIPE, stderr=subprocess.STDOUT,
             bufsize=0, cwd=cwd, startupinfo=startupinfo,
             creationflags=0x08000000 if os.name == 'nt' else 0
         )