diff --git a/.travis.yml b/.travis.yml
index 76d34b5..84bcef1 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -78,7 +78,7 @@ install:
 script:
     # pycodestyle tests
   - pycodestyle --ignore E501 update.py
-  - pycodestyle --ignore E501,E265 autocmake
+  - pycodestyle --ignore E501,E265,E741 autocmake
     # unit tests
   - py.test -vv autocmake/*
   - py.test -vv test/test.py
diff --git a/update.py b/update.py
index 70f6917..66ad713 100644
--- a/update.py
+++ b/update.py
@@ -25,7 +25,7 @@ under the terms of the [BSD-3-Clause license], unless otherwise stated.
 def check_for_yaml():
     try:
         import yaml
-    except:
+    except ImportError:
         sys.stderr.write("ERROR: you need to install the pyyaml package\n")
         sys.exit(-1)