diff --git a/meshing/packages/machine_types/package.py b/meshing/packages/machine_types/package.py
index 874d4d6..477f223 100755
--- a/meshing/packages/machine_types/package.py
+++ b/meshing/packages/machine_types/package.py
@@ -1,6 +1,6 @@
 # -*- coding: utf-8 -*-
 ##############################################################################
-# Project machine-types
+# Project machine_types
 #
 ##############################################################################
 
diff --git a/meshing/packages/smooth3d/package.py b/meshing/packages/smooth3d/package.py
index 96ead6d..be18db8 100644
--- a/meshing/packages/smooth3d/package.py
+++ b/meshing/packages/smooth3d/package.py
@@ -31,7 +31,7 @@ class Smooth3d(CMakePackage):
     depends_on('gmds')
     depends_on('mesquite')
     depends_on('lima')
-    depends_on('machine-types')
+    depends_on('machine_types')
 
     def cmake_args(self):
         args = []