diff --git a/missing-pthread-symbols.patch b/missing-pthread-symbols.patch
new file mode 100644
index 0000000..79da4b3
--- /dev/null
+++ b/missing-pthread-symbols.patch
@@ -0,0 +1,12 @@
+diff -up wsmancli-2.1.0/examples/cpp/Makefile.in.old wsmancli-2.1.0/examples/cpp/Makefile.in
+--- wsmancli-2.1.0/examples/cpp/Makefile.in.old	2009-11-06 10:29:49.000000000 -0600
++++ wsmancli-2.1.0/examples/cpp/Makefile.in	2009-11-06 10:29:20.000000000 -0600
+@@ -158,7 +158,7 @@ target_alias = @target_alias@
+ top_builddir = @top_builddir@
+ top_srcdir = @top_srcdir@
+ LDADD = \
+-       -lwsman -lwsman_clientpp
++       -lwsman -lpthread -lwsman_clientpp
+ 
+ EnumInstance_SOURCES = \
+ 		EnumInstance.cpp
diff --git a/wsmancli.spec b/wsmancli.spec
index e606e65..d54e08e 100644
--- a/wsmancli.spec
+++ b/wsmancli.spec
@@ -1,6 +1,6 @@
 Name:           wsmancli
 Version:        2.1.0
-Release:        3%{dist}
+Release:        4%{dist}
 License:        BSD
 Url:            http://www.openwsman.org/
 Source:         http://downloads.sourceforge.net/%{name}/%{name}-%{version}.tar.bz2
@@ -8,6 +8,7 @@ BuildRoot:       %(mktemp -ud %{_tmppath}/%{name}-%{version}-%{release}-XXXXXXX)
 Group:          Applications/System
 BuildRequires:  openwsman-devel >= 2.1.0 pkgconfig curl-devel
 Requires:       openwsman curl
+Patch0:         missing-pthread-symbols.patch
 Summary:        WS-Management-Command line Interface
 
 %description
@@ -16,6 +17,7 @@ systems using Web Services Management protocol.
 
 %prep
 %setup -q 
+%patch0 -p1
 
 %build
 %configure --disable-more-warnings 
@@ -35,6 +37,8 @@ rm -rf %{buildroot}
 %doc COPYING README 
 
 %changelog
+* Fri Nov  6 2009 Praveen K Paladugu <praveen_paladugu@dell.com> - 2.1.0-4
+- Missing symbols from pthread library.
 * Mon Jul 27 2009 Fedora Release Engineering <rel-eng@lists.fedoraproject.org> - 2.1.0-3
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_12_Mass_Rebuild