diff --git a/var/spack/repos/builtin/packages/r-category/package.py b/var/spack/repos/builtin/packages/r-category/package.py
index a3fbada1292..3d8ef911dd1 100644
--- a/var/spack/repos/builtin/packages/r-category/package.py
+++ b/var/spack/repos/builtin/packages/r-category/package.py
@@ -14,6 +14,7 @@ class RCategory(RPackage):
 
     bioc = "Category"
 
+    version("2.66.0", commit="404c5e4bebeb91b04ac62a821f9eea5610d98b96")
     version("2.64.0", commit="b512cbeb22fc50a2f6d767a2eef356fb143a974e")
     version("2.62.0", commit="0fe801c0c443aebd5d4cefa8c30e4e7d0931b673")
     version("2.60.0", commit="55210d8c539474954d18cf913a219dce883eac2e")