diff --git a/problem_builder/mentoring.py b/problem_builder/mentoring.py
index c1f0ebcb..38e57652 100644
--- a/problem_builder/mentoring.py
+++ b/problem_builder/mentoring.py
@@ -932,7 +932,7 @@ def score(self):
 
         return Score(
             float(score),
-            int((Decimal(score) * 100).quantize(Decimal('1.'), rounding=ROUND_HALF_UP)),
+            int(Decimal(score * 100).quantize(Decimal('1.'), rounding=ROUND_HALF_UP)),
             correct,
             incorrect,
             partially_correct
diff --git a/setup.py b/setup.py
index 1fac75d5..34b37790 100644
--- a/setup.py
+++ b/setup.py
@@ -28,7 +28,7 @@
 
 # Constants #########################################################
 
-VERSION = '4.0.6'
+VERSION = '4.0.7'
 
 # Functions #########################################################