diff --git a/Lib/trace.py b/Lib/trace.py
index e6316b69191..c0cca9d0607 100644
--- a/Lib/trace.py
+++ b/Lib/trace.py
@@ -257,7 +257,8 @@ class CoverageResults:
         if self.calledfuncs:
             print()
             print("functions called:")
-            for filename, modulename, funcname in sorted(calls.keys()):
+            calls = self.calledfuncs.keys()
+            for filename, modulename, funcname in sorted(calls):
                 print(("filename: %s, modulename: %s, funcname: %s"
                        % (filename, modulename, funcname)))
 
diff --git a/Misc/ACKS b/Misc/ACKS
index 93af0165d2f..d25eb3a04f6 100644
--- a/Misc/ACKS
+++ b/Misc/ACKS
@@ -60,6 +60,7 @@ Reimer Behrends
 Ben Bell
 Thomas Bellman
 Alexander Belopolsky
+Eli Bendersky
 Andrew Bennetts
 Andy Bensky
 Michel Van den Bergh
diff --git a/Misc/NEWS b/Misc/NEWS
index 6a273d0a8e2..a2fa664751d 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -78,6 +78,9 @@ C-API
 Library
 -------
 
+- Issue #9282: Fixed --listfuncs option of trace.py.  Thanks Eli
+  Bendersky for the patch.
+
 - Issue #1555570: email no longer inserts extra blank lines when a \r\n
   combo crosses an 8192 byte boundary.