Fixup: Missed underscore in categories

npathai · npathai · commit 8dd5ffd3d36d · 2015-08-16T13:22:06.000+05:30
diff --git a/_config.yml b/_config.yml
@@ -30,8 +30,8 @@ category-list:
   - behavioral
   - architectural
   - integration
-  - presentation tier
-  - business tier
+  - presentation_tier
+  - business_tier
 
 tag-list:
   - pattern_tag
