diff --git a/Lib/sqlite3/__main__.py b/Lib/sqlite3/__main__.py
index 9f57e7d6d58..3228dbc09d5 100644
--- a/Lib/sqlite3/__main__.py
+++ b/Lib/sqlite3/__main__.py
@@ -94,7 +94,10 @@ def main():
         db_name = repr(args.filename)
 
     # Prepare REPL banner and prompts.
-    eofkey = "CTRL-Z" if sys.platform == "win32" else "CTRL-D"
+    if sys.platform == "win32" and "idlelib.run" not in sys.modules:
+        eofkey = "CTRL-Z"
+    else:
+        eofkey = "CTRL-D"
     banner = dedent(f"""
         sqlite3 shell, running on SQLite version {sqlite3.sqlite_version}
         Connected to {db_name}