diff --git a/libproxy-0.4.4-fix_pkgconfig.patch b/libproxy-0.4.4-fix_pkgconfig.patch
new file mode 100644
index 0000000..1a6317d
--- /dev/null
+++ b/libproxy-0.4.4-fix_pkgconfig.patch
@@ -0,0 +1,13 @@
+diff -up libproxy-0.4.4/libproxy/libproxy-1.0.pc.in.fix libproxy-0.4.4/libproxy/libproxy-1.0.pc.in
+--- libproxy-0.4.4/libproxy/libproxy-1.0.pc.in.fix	2010-07-13 09:58:27.000000000 +0200
++++ libproxy-0.4.4/libproxy/libproxy-1.0.pc.in	2010-07-13 10:00:26.000000000 +0200
+@@ -1,6 +1,6 @@
+-prefix=@prefix@
+-libdir=@libdir@
+-includedir=@includedir@
++prefix=@CMAKE_INSTALL_PREFIX@
++libdir=@CMAKE_INSTALL_LIBDIR@
++includedir=@CMAKE_INSTALL_PREFIX@/include
+ 
+ Name: libproxy-1.0
+ Description: Proxy Configuration Library
diff --git a/libproxy.spec b/libproxy.spec
index c25dc03..8584fc8 100644
--- a/libproxy.spec
+++ b/libproxy.spec
@@ -4,13 +4,14 @@
 
 Name:           libproxy
 Version:        0.4.4
-Release:        5%{?dist}
+Release:        6%{?dist}
 Summary:        A library handling all the details of proxy configuration
 
 Group:          System Environment/Libraries
 License:        LGPLv2+
 URL:            http://code.google.com/p/libproxy/
 Source0:        http://libproxy.googlecode.com/files/libproxy-%{version}.tar.gz
+Patch0:         libproxy-0.4.4-fix_pkgconfig.patch
 BuildRoot:      %{_tmppath}/%{name}-%{version}-%{release}-root-%(%{__id_u} -n)
 
 BuildRequires:  python-devel
@@ -118,6 +119,7 @@ developing applications that use %{name}.
 
 %prep
 %setup -q
+%patch0 -p1 -b .fix_pc
 
 %build
 %{cmake} \
@@ -188,6 +190,9 @@ rm -rf $RPM_BUILD_ROOT
 
 
 %changelog
+* Tue Jul 13 2010 Nicolas Chauvet <kwizart@gmail.com> - 0.4.4-6
+- Fix libproxy-1.0.pc
+
 * Mon Jul 05 2010 Nathaniel McCallum <nathaniel@natemccallum.com> - 0.4.4-5
 - Re-enable mozjs and webkit