diff --git a/.gitignore b/.gitignore
index bf2ea76..010788c 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1 @@
-SOURCES/libpsm2-11.2.86.tar.gz
+SOURCES/libpsm2-11.2.91_1.tar.gz
diff --git a/.libpsm2.metadata b/.libpsm2.metadata
index 1b52a93..5dd87e5 100644
--- a/.libpsm2.metadata
+++ b/.libpsm2.metadata
@@ -1 +1 @@
-1bf37bd6b0d41131607a719cdb5dc3e626054de3 SOURCES/libpsm2-11.2.86.tar.gz
+e630e42f9ea3862931f2b148e4176fc9ce032900 SOURCES/libpsm2-11.2.91_1.tar.gz
diff --git a/SPECS/libpsm2.spec b/SPECS/libpsm2.spec
index 2ef3169..3c73f4f 100644
--- a/SPECS/libpsm2.spec
+++ b/SPECS/libpsm2.spec
@@ -52,7 +52,7 @@
 #
 Summary: Intel PSM Libraries
 Name: libpsm2
-Version: 11.2.86
+Version: 11.2.91
 Release: 1%{?dist}
 License: BSD or GPLv2
 URL: https://github.com/intel/opa-psm2
@@ -60,9 +60,9 @@ URL: https://github.com/intel/opa-psm2
 # The tarball can be created by:
 # git clone https://github.com/intel/opa-psm2.git
 # cd opa-psm2
-# git checkout 4f0ad8cf4d6b44fcce5f745e946a056659ba54c0
+# git checkout 853ab1113c4eabf7218dfab673e433588fe7a8c4
 # make dist
-Source0: %{name}-%{version}.tar.gz
+Source0: %{name}-%{version}_1.tar.gz
 Patch1:  0001-temporally-replace-g3-with-default-g.patch
 
 # The OPA product is supported on x86 64 only:
@@ -101,7 +101,7 @@ Development files for the Intel PSM library
 Support for MPIs linked with PSM versions < 2
 
 %prep
-%setup -q
+%setup -q -n %{name}-%{version}_1
 %patch1 -p1
 
 %build
@@ -143,6 +143,10 @@ rm -f %{buildroot}%{_libdir}/*.a
 %endif
 
 %changelog
+* Thu Apr 09 2020 Honggang Li <honli@redhat.com> - 11.2.91-1
+- Rebase to latest upstream release 11.2.91
+- Resolves: bz1739284
+
 * Tue Oct 29 2019 Honggang Li <honli@redhat.com> - 11.2.86-1
 - Rebase to latest upstream release 11.2.86
 - Resolves: bz1719681