diff --git a/recipe/meta.yaml b/recipe/meta.yaml
index bb2e2ac..744f6f2 100644
--- a/recipe/meta.yaml
+++ b/recipe/meta.yaml
@@ -13,7 +13,7 @@ source:
   sha256: c57ce44873abcfcfd1d61d7d261e416d352186958e7b5d299cf244efa6757816
 
 build:
-  number: 2
+  number: 3
   script_env:
     - F2C_EXTERNAL_ARITH_HEADER={{ RECIPE_DIR }}/arith_arm64.h  # [arm64]
 
@@ -52,6 +52,7 @@ requirements:
     - gmp
     - texttable >=1.6.2
     - python
+    - igraph >=0.10,<0.11
 
 test:
   source_files: