diff --git a/protobrain/__version__.py b/protobrain/__version__.py
index 9d18579..423625a 100644
--- a/protobrain/__version__.py
+++ b/protobrain/__version__.py
@@ -12,6 +12,6 @@
 #  _/    _/  _/        _/    _/  _/  _/    _/
 # _/_/_/    _/          _/_/_/  _/  _/    _/
 
-VERSION = (0, 0, 2)
+VERSION = (0, 0, 3)
 
 __version__ = '.'.join(map(str, VERSION))
diff --git a/protobrain/cli/experiment.py b/protobrain/cli/experiment.py
index 8d9a071..8099b85 100644
--- a/protobrain/cli/experiment.py
+++ b/protobrain/cli/experiment.py
@@ -53,7 +53,7 @@ def main():
     _learning = learning.HebbianLearning()
 
     senz = sensor.Sensor(proto_parse.decode_encoder(exp.encoder))
-    brain = brain.Brain(
+    brian = brain.Brain(
         sensor=senz,
         neurons=proto_parse.decode_neurons(exp.cortex)
     )
@@ -62,9 +62,9 @@ def main():
         writer = proto_io.ProtoWriter(output_file)
         for value in proto_parse.decode_input(exp.input):
             senz.feed(value)
-            brain.compute(_computation)
-            brain.learn(_learning)
-            writer.write(proto_parse.encode_brain(brain))
+            brian.compute(_computation)
+            brian.learn(_learning)
+            writer.write(proto_parse.encode_brain(brian))
 
 
 if __name__ == '__main__':
diff --git a/test/protobrain/encoders/test_numerical.py b/test/protobrain/encoders/test_numerical.py
index cb45368..326528f 100644
--- a/test/protobrain/encoders/test_numerical.py
+++ b/test/protobrain/encoders/test_numerical.py
@@ -4,7 +4,7 @@
 
 
 def test_fixed_range():
-    fixed_range = numerical.FixedRangeEncoder(
+    fixed_range = numerical.SimpleEncoder(
         min_value=1, max_value=4, length=5, sparsity=0.4
     )
     assert all([1, 1, 0, 0, 0] == fixed_range.encode(1))