diff --git a/pngquant-2.5.1_fix-Makefile.patch b/pngquant-2.5.1_fix-Makefile.patch
new file mode 100644
index 0000000..6bd4eb7
--- /dev/null
+++ b/pngquant-2.5.1_fix-Makefile.patch
@@ -0,0 +1,60 @@
+--- pngquant-2.4.0.1.orig/lib/Makefile	2015-04-11 23:24:38.000000000 +0100
++++ pngquant-2.4.0.1/lib/Makefile	2015-04-19 03:35:15.687199897 +0100
+@@ -1,7 +1,8 @@
+ -include config.mk
+ 
+ STATICLIB=libimagequant.a
+-SHAREDLIB=libimagequant.so.0
++SHAREDLIB=libimagequant.so
++SOVER=0
+ 
+ DLL=libimagequant.dll
+ DLLIMP=libimagequant_dll.a
+@@ -36,7 +37,8 @@ $(SHAREDOBJS):
+ 	$(CC) -fPIC $(CFLAGS) -c $(@:.lo=.c) -o $@
+ 
+ $(SHAREDLIB): $(SHAREDOBJS)
+-	$(CC) -shared -o $@ $^ $(LDFLAGS)
++	$(CC) -shared -Wl,-soname,$(SHAREDLIB).$(SOVER) -o $(SHAREDLIB).$(SOVER) $^ $(LDFLAGS)
++	ln -fs $(SHAREDLIB).$(SOVER) $(SHAREDLIB)
+ 
+ $(OBJS): $(wildcard *.h) config.mk
+ 
+--- ./Makefile.orig	2015-08-03 00:05:09.000000000 +0100
++++ ./Makefile	2015-08-27 22:26:01.956610053 +0100
+@@ -12,6 +12,7 @@ OBJS += $(COCOA_OBJS)
+ endif
+ 
+ STATICLIB = lib/libimagequant.a
++SHAREDLIB = lib/libimagequant.so
+ 
+ DISTFILES = *.[chm] pngquant.1 Makefile configure README.md INSTALL CHANGELOG COPYRIGHT
+ TARNAME = pngquant-$(VERSION)
+@@ -32,12 +33,17 @@ staticlib:
+ 
+ $(STATICLIB): config.mk staticlib
+ 
++sharedlib:
++	$(MAKE) -C lib shared
++
++$(SHAREDLIB): config.mk sharedlib
++
+ $(OBJS): $(wildcard *.h) config.mk
+ 
+ rwpng_cocoa.o: rwpng_cocoa.m
+ 	$(CC) -Wno-enum-conversion -c $(CFLAGS) -o $@ $< &> /dev/null || clang -Wno-enum-conversion -c -O3 $(CFLAGS) -o $@ $<
+ 
+-$(BIN): $(OBJS) $(STATICLIB)
++$(BIN): $(OBJS) $(SHAREDLIB)
+ 	$(CC) $^ $(CFLAGS) $(LDFLAGS) -o $@
+ 
+ $(TESTBIN): test/test.o $(STATICLIB)
+@@ -68,7 +74,7 @@ uninstall:
+ 
+ clean:
+ 	$(MAKE) -C lib clean
+-	rm -f '$(BIN)' $(OBJS) $(COCOA_OBJS) $(STATICLIB) $(TARFILE)
++	rm -f '$(BIN)' $(OBJS) $(COCOA_OBJS) $(STATICLIB) $(SHAREDLIB) $(TARFILE)
+ 
+ distclean: clean
+ 	$(MAKE) -C lib distclean
diff --git a/pngquant.spec b/pngquant.spec
index 4583302..f8f1a0b 100644
--- a/pngquant.spec
+++ b/pngquant.spec
@@ -1,7 +1,7 @@
 %global libname libimagequant
 
 Name:       pngquant
-Version:    2.5.0
+Version:    2.5.1
 Release:    1%{?dist}
 Summary:    PNG quantization tool for reducing image file size
 %{?el5:Group:   Applications/Multimedia}
@@ -11,7 +11,7 @@ License:    BSD with advertising
 URL:        http://%{name}.org
 Source0:    https://github.com/pornel/%{name}/archive/%{version}.tar.gz#/%{name}-%{version}.tar.gz
 
-Patch0:     %{name}-2.5.0_fix-Makefile.patch
+Patch0:     %{name}-2.5.1_fix-Makefile.patch
 
 
 %{?el5:BuildRoot:   %(mktemp -ud %{_tmppath}/%{name}-%{version}-%{release}-XXXXXX)}
@@ -123,6 +123,9 @@ install -Dpm0644 pngquant.1 %{buildroot}/%{_mandir}/man1/pngquant.1
 
 
 %changelog
+* Thu Aug 27 2015 Sérgio Basto <sergio@serjux.com> - 2.5.1-1
+- Update to 2.5.1
+
 * Thu Jul 02 2015 Sérgio Basto <sergio@serjux.com> - 2.5.0-1
 - Update to 2.5.0 (#1238501)
 - Update to pngquant-2.5.0_fix-Makefile.patch .