diff --git a/spack.yaml b/spack.yaml
index e81c81b4f7c956a5db59c70ed221363a6fd7f320..0d262fa14ec3c7026c1a0d6696d43bbbe1382525 100644
--- a/spack.yaml
+++ b/spack.yaml
@@ -2,6 +2,9 @@ spack:
   specs:
     # Base
     - python@3.8.11 %gcc@10.3.0
+    # R
+    - r@4.1.0 %gcc@10.3.0
+    - r-irkernel@1.2 %gcc@10.3.0
     # Notebook
     - py-jupyter %gcc@10.3.0
     - py-ipython %gcc@10.3.0