diff --git a/conda-recipe/imbalanced-learn/meta.yaml b/conda-recipe/imbalanced-learn/meta.yaml
index fe44c658b..5980ab2aa 100644
--- a/conda-recipe/imbalanced-learn/meta.yaml
+++ b/conda-recipe/imbalanced-learn/meta.yaml
@@ -1,9 +1,9 @@
 package:
   name: imbalanced-learn
-  version: "0.1.4"
+  version: "0.1.5"
 
 source:
-  git_rev: 0.1.4
+  git_rev: 0.1.5
   git_url: https://github.com/scikit-learn-contrib/imbalanced-learn.git
 
 requirements:
diff --git a/doc/conf.py b/doc/conf.py
index 36b64a748..29a45f1f2 100644
--- a/doc/conf.py
+++ b/doc/conf.py
@@ -87,7 +87,7 @@
 # built documents.
 #
 # The short X.Y version.
-__version__ = '0.1.4'
+__version__ = '0.1.5'
 version = __version__
 # The full version, including alpha/beta/rc tags.
 release = __version__
diff --git a/imblearn/ensemble/easy_ensemble.py b/imblearn/ensemble/easy_ensemble.py
index 9475541e8..73077a7ef 100644
--- a/imblearn/ensemble/easy_ensemble.py
+++ b/imblearn/ensemble/easy_ensemble.py
@@ -5,14 +5,14 @@
 
 from sklearn.utils import check_random_state
 
-from ..base import BaseMulticlassSampler
+from ..base import SamplerMixin
 from ..under_sampling import RandomUnderSampler
 
 
 MAX_INT = np.iinfo(np.int32).max
 
 
-class EasyEnsemble(BaseMulticlassSampler):
+class EasyEnsemble(SamplerMixin):
     """Create an ensemble sets by iteratively applying random under-sampling.
 
     This method iteratively select a random subset and make an ensemble of the
diff --git a/imblearn/version.py b/imblearn/version.py
index c86d903d5..fdada9fa8 100644
--- a/imblearn/version.py
+++ b/imblearn/version.py
@@ -21,7 +21,7 @@
 # Dev branch marker is: 'X.Y.dev' or 'X.Y.devN' where N is an integer.
 # 'X.Y.dev0' is the canonical version of 'X.Y.dev'
 #
-__version__ = '0.1.4'
+__version__ = '0.1.5'
 
 _IMBALANCED_DATASET_INSTALL_MSG = 'See %s for installation information.' % (
     'glemaitre.github.io/UnbalancedDataset/install.html')
diff --git a/setup.cfg b/setup.cfg
index c72b11c71..ffcf44f2b 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -1,5 +1,5 @@
 [bumpversion]
-current_version = 0.1.4
+current_version = 0.1.5
 tag = False
 parse = (?P<major>\d+)\.(?P<minor>\d+)\.(?P<patch>\d+)(\.(?P<release>[a-z]+)(?P<dev>\d+))?
 serialize =