diff --git a/recipes/r-grain/meta.yaml b/recipes/r-grain/meta.yaml
index 6efa5b0ac1291..c08984074b2f0 100644
--- a/recipes/r-grain/meta.yaml
+++ b/recipes/r-grain/meta.yaml
@@ -1,4 +1,4 @@
-{% set version = '1.4.4' %}
+{% set version = '1.4.5' %}
 
 package:
   name: r-grain
@@ -8,7 +8,7 @@ source:
   url:
     - {{ cran_mirror }}/src/contrib/gRain_{{ version }}.tar.gz
     - {{ cran_mirror }}/src/contrib/Archive/gRain/gRain_{{ version }}.tar.gz
-  sha256: 4a94f9f6efad7e6c9304f67f8b60e378539e31ed1a45d425df21ce4b8f3a4eae
+  sha256: b31b46dab12ca071d67c480ec70106ef05afdc7142f68c0af5c8cff3384d900b
 
 build:
   number: 0