diff --git a/recipes/recipes_emscripten/xeus-cpp/recipe.yaml b/recipes/recipes_emscripten/xeus-cpp/recipe.yaml
index 0edc5cea08d..07b950127cb 100644
--- a/recipes/recipes_emscripten/xeus-cpp/recipe.yaml
+++ b/recipes/recipes_emscripten/xeus-cpp/recipe.yaml
@@ -10,7 +10,7 @@ source:
   sha256: 8f085c0ac8fde263a07c212ba1c2ccd31f6e0b7c0a545c7bf279b7302311c3c8
 
 build:
-  number: 5
+  number: 6
 
 requirements:
   build:
@@ -27,6 +27,7 @@ requirements:
   run:
     - CppInterOp
     - "${{ pin_compatible('nlohmann_json', upper_bound='x.x.x') }}"
+    - xeus >=5.0.0,<6.0
 
 tests:
   - script: