diff --git a/Lib/mailcap.py b/Lib/mailcap.py
index 6f1c301c40a..c864852e064 100644
--- a/Lib/mailcap.py
+++ b/Lib/mailcap.py
@@ -20,7 +20,7 @@ def getcaps():
     for mailcap in listmailcapfiles():
         try:
             fp = open(mailcap, 'r')
-        except:
+        except IOError:
             continue
         morecaps = readmailcapfile(fp)
         fp.close()