diff --git a/congress/datalog/compile.py b/congress/datalog/compile.py
index bcb2c1cf4..639bb2cf8 100644
--- a/congress/datalog/compile.py
+++ b/congress/datalog/compile.py
@@ -2115,7 +2115,7 @@ class DatalogSyntax(object):
                 name = param.children[0].children[0].getText()
                 if name in reference_args:
                     errors.append(exception.PolicyException(
-                        "In atom {} two values for column name {} "
+                        "In atom {} multiple values for column name {} "
                         "were provided".format(atomstr, name)))
                 reference_args[name] = self.create_term(param.children[1])
             else:
@@ -2124,7 +2124,7 @@ class DatalogSyntax(object):
                 number = int(param.children[0].children[0].getText())
                 if number in reference_args:
                     errors.append(exception.PolicyException(
-                        "In atom {} two values for column number {} "
+                        "In atom {} multiple values for column number {} "
                         "were provided.".format(atomstr, str(number))))
                 reference_args[number] = self.create_term(param.children[1])
                 if number < len(position_args):
diff --git a/congress/tests/datalog/test_compiler.py b/congress/tests/datalog/test_compiler.py
index 34b5d7bae..49603cfbd 100644
--- a/congress/tests/datalog/test_compiler.py
+++ b/congress/tests/datalog/test_compiler.py
@@ -246,12 +246,12 @@ class TestColumnReferences(base.TestCase):
 
         check_err(
             'p(x) :- nova:q(id=x, status=x, id=y)',
-            'two values for column name id',
+            'multiple values for column name id',
             'Multiple values for column name')
 
         check_err(
             'p(x) :- nova:q(4=y, id=w, 4=z)',
-            'two values for column number 4',
+            'multiple values for column number 4',
             'Multiple values for column number')
 
         check_err(