diff --git a/quapy/CHANGE_LOG.txt b/quapy/CHANGE_LOG.txt
index 5395479..51fa312 100644
--- a/quapy/CHANGE_LOG.txt
+++ b/quapy/CHANGE_LOG.txt
@@ -1,4 +1,4 @@
-Change Log 0.1.7
+Change Log 0.1.8
 ----------------
 
 - New UCI multiclass datasets added (thanks to Pablo González). The 5 UCI multiclass datasets are those corresponding
diff --git a/quapy/tests/test_evaluation.py b/quapy/tests/test_evaluation.py
index 4992d86..5c50218 100644
--- a/quapy/tests/test_evaluation.py
+++ b/quapy/tests/test_evaluation.py
@@ -6,7 +6,7 @@ import quapy as qp
 from sklearn.linear_model import LogisticRegression
 from time import time
 
-from error import QUANTIFICATION_ERROR_SINGLE, QUANTIFICATION_ERROR, QUANTIFICATION_ERROR_NAMES, \
+from quapy.error import QUANTIFICATION_ERROR_SINGLE, QUANTIFICATION_ERROR, QUANTIFICATION_ERROR_NAMES, \
     QUANTIFICATION_ERROR_SINGLE_NAMES
 from quapy.method.aggregative import EMQ, PCC
 from quapy.method.base import BaseQuantifier