diff --git a/stack.yaml b/stack.yaml
index c66a02441..bd9a9396e 100644
--- a/stack.yaml
+++ b/stack.yaml
@@ -10,12 +10,10 @@ flags:
     debug: false
 packages:
 - '.'
-- location:
-    git: https://github.com/jgm/pandoc-citeproc
-    commit: 6d62678ece91bbb4fe4f5a99695006e1d53c3bae
-    extra-dep: true
 extra-deps:
 # - pandoc-citeproc-0.16.2
+- git: https://github.com/jgm/pandoc-citeproc
+  commit: 6d62678ece91bbb4fe4f5a99695006e1d53c3bae
 - ipynb-0.1
 - cmark-gfm-0.2.0
 - hslua-1.0.3.1