diff --git a/var/spack/repos/builtin/packages/hiop/package.py b/var/spack/repos/builtin/packages/hiop/package.py
index 3e20a39fd3..c8c0264a12 100644
--- a/var/spack/repos/builtin/packages/hiop/package.py
+++ b/var/spack/repos/builtin/packages/hiop/package.py
@@ -17,6 +17,7 @@ class Hiop(CMakePackage, CudaPackage):
     git = "https://github.com/LLNL/hiop.git"
 
     # Most recent tagged snapshot is the preferred version when profiling.
+    version('0.4.1', tag='v0.4.1')
     version('0.4', tag='v0.4')
     version('0.3.99.3', tag='v0.3.99.3')
     version('0.3.99.2', tag='v0.3.99.2')