diff --git a/num2words/lang_ES_CO.py b/num2words/lang_ES_CO.py
index 9302c7d..b719e05 100644
--- a/num2words/lang_ES_CO.py
+++ b/num2words/lang_ES_CO.py
@@ -20,7 +20,7 @@ from __future__ import unicode_literals, print_function
 from .lang_EU import Num2Word_EU
 
 
-class Num2Word_ES(Num2Word_EU):
+class Num2Word_ES_CO(Num2Word_EU):
     # //CHECK: Is this sufficient??
     def set_high_numwords(self, high):
         max = 3 + 6*len(high)
diff --git a/num2words/lang_ES_VE.py b/num2words/lang_ES_VE.py
index d174d07..1e7e3b0 100644
--- a/num2words/lang_ES_VE.py
+++ b/num2words/lang_ES_VE.py
@@ -20,7 +20,7 @@ from __future__ import unicode_literals, print_function
 from .lang_EU import Num2Word_EU
 
 
-class Num2Word_ES(Num2Word_EU):
+class Num2Word_ES_VE(Num2Word_EU):
     # //CHECK: Is this sufficient??
     def set_high_numwords(self, high):
         max = 3 + 6*len(high)