diff --git a/.gitignore b/.gitignore
index 0027dda..627493b 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1 @@
-SOURCES/libpsm2-10.3.58.tar.gz
+SOURCES/libpsm2-11.2.78.tar.gz
diff --git a/.libpsm2.metadata b/.libpsm2.metadata
index 7ba9875..b15b519 100644
--- a/.libpsm2.metadata
+++ b/.libpsm2.metadata
@@ -1 +1 @@
-d02fc82b9a43f83b5d58dd423ba3354564e867b8 SOURCES/libpsm2-10.3.58.tar.gz
+47f920026109fd6717dd5c00249e62e7cd1b076e SOURCES/libpsm2-11.2.78.tar.gz
diff --git a/SOURCES/extend-fdesc-array.patch b/SOURCES/extend-fdesc-array.patch
deleted file mode 100644
index ce358c4..0000000
--- a/SOURCES/extend-fdesc-array.patch
+++ /dev/null
@@ -1,11 +0,0 @@
---- psm_utils.c.org	2018-06-20 22:17:32.049890400 +0800
-+++ psm_utils.c	2018-06-20 22:20:10.596936992 +0800
-@@ -945,7 +945,7 @@ struct psmi_faultinj_spec *psmi_faultinj
- 		union psmi_envvar_val env_fi;
- 		char fvals_str[128];
- 		char fname[128];
--		char fdesc[256];
-+		char fdesc[512];
- 
- 		snprintf(fvals_str, sizeof(fvals_str) - 1, "%d:%d:1", num,
- 			 denom);
diff --git a/SPECS/libpsm2.spec b/SPECS/libpsm2.spec
index 61f6577..27ab0b9 100644
--- a/SPECS/libpsm2.spec
+++ b/SPECS/libpsm2.spec
@@ -1,16 +1,15 @@
 Summary: Intel PSM Libraries
 Name: libpsm2
-Version: 10.3.58
+Version: 11.2.78
 Release: 1%{?dist}
 License: GPLv2 or BSD
 URL: https://github.com/01org/opa-psm2
 # Source tarball obtained by:
 # git clone https://github.com/01org/opa-psm2
 # cd opa-psm2
-# # Latest commit id is 0f9213e7af8d32c291d4657ff4a3279918de1e60.
+# # Latest commit id is 816c0dbdf911dba097dcbb09f023c5113713c33e.
 # make dist
 Source0: %{name}-%{version}.tar.gz
-Patch1: extend-fdesc-array.patch
 BuildRequires: kernel-headers >= 3.10.0-455
 BuildRequires: gcc
 BuildRequires: libuuid-devel
@@ -53,7 +52,6 @@ LD_LIBRARY_PATH=%{_libdir}/psm2-compat
 %prep
 %setup -q
 find . -type f -iname '*.[ch]' -exec chmod a-x '{}' ';'
-%patch1
 
 %build
 CFLAGS="%{optflags}" make %{?_smp_mflags}
@@ -87,6 +85,10 @@ rm -f %{buildroot}%{_libdir}/*.a
 
 
 %changelog
+* Thu Jan 31 2019 Honggang Li <honli@redhat.com> - 11.2.78-1
+- Rebase to latest upstream release PSM2_11.2.78
+- Resolves: bz1637248
+
 * Wed Jun 20 2018 Honggang Li <honli@redhat.com> - 10.3.58-1
 - Rebase to latest upstream release PSM2_10.3.58
 - Resolves: bz1483573