diff --git a/stack.yaml b/stack.yaml
index 674bc357f..c2b0f2e0a 100644
--- a/stack.yaml
+++ b/stack.yaml
@@ -10,6 +10,7 @@ extra-deps:
 - skylighting-core-0.12
 - skylighting-0.12
 - doctemplates-0.10
+- emojis-0.1.2
 - git: https://github.com/jgm/pandoc-types.git
   commit: f796401eaaab780f83c562e97dbb8c8d4b9974d1
 - git: https://github.com/jgm/texmath.git