diff --git a/mumps.changes b/mumps.changes
index db08f64..93c6a9c 100644
--- a/mumps.changes
+++ b/mumps.changes
@@ -1,3 +1,9 @@
+-------------------------------------------------------------------
+Mon Nov 25 21:52:36 UTC 2019 - Stefan Brüns <stefan.bruens@rwth-aachen.de>
+
+- Reflect renaming of openmpi packages to openmpi1 in Tumbleweed,
+  fixes unresolvable packages.
+
 -------------------------------------------------------------------
 Mon Sep  9 07:47:02 UTC 2019 - Ana Guerrero Lopez <aguerrero@suse.com>
 
diff --git a/mumps.spec b/mumps.spec
index fb5047f..83b2906 100644
--- a/mumps.spec
+++ b/mumps.spec
@@ -166,8 +166,8 @@ ExclusiveArch:  do_not_build
 
 %{?mpi_family:%{bcond_without mpi}}%{!?mpi_family:%{bcond_with mpi}}
 
-# For compatibility package names
-%if "%{mpi_family}" != "openmpi" || "%{mpi_ver}" != "1"
+# openmpi 1 was called just "openmpi" in Leap 15.x/SLE15 
+%if 0%{?suse_version} >= 1550 || "%{mpi_family}" != "openmpi" || "%{mpi_ver}" != "1"
 %define mpi_ext %{?mpi_ver}
 %endif
 
@@ -327,6 +327,9 @@ Requires:       scalapack-%{mpi_family}%{?mpi_ext}-devel
 Requires:       mumps-scotch-devel = %{version}
 Requires:       ptscotch-%{mpi_family}%{?mpi_ext}-devel
   %endif
+  %if "%{mpi_family}%{?mpi_ext}" == "openmpi1"
+Provides:       %{pname}%{?scotch:-%{scotch}}-openmpi-devel
+  %endif
  %else # mpi
 Requires:       blas-devel
 Requires:       lapack-devel