diff --git a/climin/base.py b/climin/base.py
index 1a172de..59f7419 100644
--- a/climin/base.py
+++ b/climin/base.py
@@ -70,7 +70,7 @@ def minimize_until(self, criterions):
             raise ValueError('need to supply at least one criterion')
 
         # if criterions is a single criterion, wrap it in iterable list
-        if not isinstance(criterions, collections.Iterable):
+        if not isinstance(criterions, collections.abc.Iterable):
             criterions = [criterions]
 
         info = {}
diff --git a/setup.py b/setup.py
index 54984fd..5242d1f 100644
--- a/setup.py
+++ b/setup.py
@@ -10,7 +10,7 @@
 
 setup(
     name="climin",
-    version="pre-0.1",
+    version="0.1.0",
     description="optimization for machine learning",
     license="BSD",
     keywords="Machine Learning Optimization",