diff --git a/_config.yml b/_config.yml
index a824ca25a29ea..9e43fefd3934c 100644
--- a/_config.yml
+++ b/_config.yml
@@ -181,9 +181,6 @@ collections:
   teaching:
     output: true
     permalink: /:collection/:path/
-  portfolio:
-    output: true
-    permalink: /:collection/:path/
   talks:
     output: true
     permalink: /:collection/:path/
@@ -216,15 +213,6 @@ defaults:
       author_profile: true
       share: true
       comments: true
-  # _portfolio
-  - scope:
-      path: ""
-      type: portfolio
-    values:
-      layout: single
-      author_profile: true
-      share: true
-      comment: true
   # _talks
   - scope:
       path: ""