diff --git a/src/openclpow.py b/src/openclpow.py
index 894a5b77..b0be542c 100644
--- a/src/openclpow.py
+++ b/src/openclpow.py
@@ -20,11 +20,12 @@ vendors = []
 hash_dt = None
 
 try:
-    import numpy
     import pyopencl as cl
-except:
+    import numpy
+except ImportError:
     libAvailable = False
 
+
 def initCL():
     global ctx, queue, program, hash_dt, libAvailable
     if libAvailable is False: