diff --git a/glicid/packages/mpi.scm b/glicid/packages/mpi.scm
index 9e02c3b..b25ca0f 100644
--- a/glicid/packages/mpi.scm
+++ b/glicid/packages/mpi.scm
@@ -10,6 +10,22 @@
   #:use-module (glicid packages parallel)
   #:use-module (gnu packages))
 
+(define-public openmpi-upstream-4.1.5
+  (package
+    (inherit gnu:openmpi)
+    (name "openmpi-upstream")
+    (version "4.1.5")
+    (source (origin
+              (method url-fetch)
+              (uri (string-append "https://www.open-mpi.org/software/ompi/v"
+                                  (version-major+minor version)
+                                  "/downloads/openmpi-" version ".tar.bz2"))
+              (sha256
+               (base32
+                "1qyvc77diyrxmviirdwqpibgm32c4vkdlvw8g79rsf2pq9mrhh56"))
+              (patches (search-patches "openmpi-mtl-priorities.patch"))))))
+
+
 (define-public openmpi-upstream-4.1.4
   (package
     (inherit gnu:openmpi)