diff --git a/recipes/recipes_emscripten/pycrdt/recipe.yaml b/recipes/recipes_emscripten/pycrdt/recipe.yaml
index d508e3b949b..1c70703b16c 100644
--- a/recipes/recipes_emscripten/pycrdt/recipe.yaml
+++ b/recipes/recipes_emscripten/pycrdt/recipe.yaml
@@ -1,6 +1,6 @@
 context:
   name: pycrdt
-  version: 0.12.38
+  version: 0.12.40
 
 package:
   name: ${{name}}
@@ -8,7 +8,7 @@ package:
 
 source:
 - url: https://github.com/jupyter-server/pycrdt/archive/refs/tags/${{version}}.tar.gz
-  sha256: 3ef6666a095b707cccf9d45bb95e36a80e0b7d60fa83d6427602673fe1a42ac0
+  sha256: bf92253252b805175c26e6cd79b38cbf1d0e5ca36e3ec2d9a7df4ec97defe155
 
 build:
   number: 0