diff --git a/Lib/bdb.py b/Lib/bdb.py
index 9f5e7ae..adbe465 100644
--- a/Lib/bdb.py
+++ b/Lib/bdb.py
@@ -385,9 +385,10 @@ class Bdb:
         if locals is None:
             locals = globals
         self.reset()
+        code = compile(cmd, "<string>", "exec")
         sys.settrace(self.trace_dispatch)
         try:
-            exec(cmd, globals, locals)
+            exec(code, globals, locals)
         except BdbQuit:
             pass
         finally: