diff --git a/lib/spack/spack/cmd/create.py b/lib/spack/spack/cmd/create.py
index 6eaab4a07d3..85fea9d98ac 100644
--- a/lib/spack/spack/cmd/create.py
+++ b/lib/spack/spack/cmd/create.py
@@ -338,7 +338,7 @@ def __init__(self, name, url, *args, **kwargs):
         r_name = parse_name(url)
 
         cran = re.search(
-            r'(?:r-project)[^/]+/src' + '/([^/]+)' * 2,
+            r'(?:r-project|rstudio)[^/]+/src' + '/([^/]+)' * 2,
             url
         )