diff --git a/Lib/codeop.py b/Lib/codeop.py
index 5476292..4c10470 100644
--- a/Lib/codeop.py
+++ b/Lib/codeop.py
@@ -85,9 +85,9 @@
         pass
 
     # Catch syntax warnings after the first compile
-    # to emit SyntaxWarning at most once.
+    # to emit warnings (SyntaxWarning, DeprecationWarning) at most once.
     with warnings.catch_warnings():
-        warnings.simplefilter("error", SyntaxWarning)
+        warnings.simplefilter("error")
 
         try:
             code1 = compiler(source + "\n", filename, symbol)