Update README.md
diff --git a/xos/tosca/README.md b/xos/tosca/README.md
index 98f0aaf..b0a654a 100644
--- a/xos/tosca/README.md
+++ b/xos/tosca/README.md
@@ -6,8 +6,8 @@
 as follows:
 
  * custom_types -- Defines schema for XOS-specific models.
-   * `.m4` files are source.
-   * `.yaml` files are generated.
+   * `.m4` source files
+   * `.yaml` generated files
  * definitions -- Defines schema for TOSCA's base models.
- * resources -- Translates TOSCA specification to Django API.
- * sample -- Example TOSCA models.
+ * resources -- Translates TOSCA to Django API.
+ * sample -- Example TOSCA specifications.