diff --git a/docs/conf.py b/docs/conf.py
index 54b210a3..9038ad0a 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -23,7 +23,7 @@ DIR = os.path.dirname('__file__')
 with open (os.path.join(DIR, '../setup.py'), 'r') as f:
     for line in f:
         if 'version=' in line:
-            setup_version = line.split('\'')[1]
+            setup_version = line.split('"')[1]
             break
 
 # -- General configuration ------------------------------------------------