diff --git a/commoncpp2-1.7.3-gcc44.patch b/commoncpp2-1.7.3-gcc44.patch
new file mode 100644
index 0000000..7966605
--- /dev/null
+++ b/commoncpp2-1.7.3-gcc44.patch
@@ -0,0 +1,21 @@
+diff -up commoncpp2-1.7.3/src/cidr.cpp.orig commoncpp2-1.7.3/src/cidr.cpp
+--- commoncpp2-1.7.3/src/cidr.cpp.orig	2009-04-06 21:24:07.857718325 +0200
++++ commoncpp2-1.7.3/src/cidr.cpp	2009-04-06 21:50:26.874088776 +0200
+@@ -202,7 +202,7 @@ void IPV4Cidr::set(const char *cp)
+ #if defined(_MSC_VER) && _MSC_VER >= 1500
+ 	ep = (char *)strchr(cp, '/');
+ #else
+- 	ep = strchr(cp, '/');
++ 	ep = (char *)strchr(cp, '/');
+ #endif
+ 
+ 	if(ep)
+@@ -332,7 +332,7 @@ void IPV6Cidr::set(const char *cp)
+ 	memset(&netmask, 0, sizeof(netmask));
+ 	bitset((bit_t *)&netmask, getMask(cp));
+ 	setString(cbuf, sizeof(cbuf), cp);
+-	ep = strchr(cp, '/');
++	ep = (char *)strchr(cp, '/');
+ 	if(ep)
+ 		*ep = 0;
+ 
diff --git a/commoncpp2.spec b/commoncpp2.spec
index c704648..f42304b 100644
--- a/commoncpp2.spec
+++ b/commoncpp2.spec
@@ -6,6 +6,7 @@ License: GPLv2+ with exceptions
 Group: System Environment/Libraries
 Source0: http://www.gnutelephony.org/dist/tarballs/commoncpp2-%{version}.tar.gz
 URL: http://www.gnu.org/software/commoncpp/
+Patch0: commoncpp2-1.7.3-gcc44.patch
 BuildRoot: %{_tmppath}/%{name}-%{version}-%{release}-root-%(%{__id_u} -n)
 BuildRequires: libxml2-devel, zlib-devel, doxygen
 
@@ -32,6 +33,7 @@ to develop programs that use the %{name} library.
 
 %prep
 %setup -q
+%patch0 -p1
 
 %build
 %configure \