diff --git a/shard.yml b/shard.yml
index 65df5961..5ebd6c8b 100644
--- a/shard.yml
+++ b/shard.yml
@@ -17,6 +17,6 @@ executables:
   - ameba
   - ameba.cr
 
-crystal: ~> 1.9
+crystal: ~> 1.10
 
 license: MIT