diff --git a/init_update_libs.sh b/init_update_libs.sh
index 5e82329..f8acc71 100755
--- a/init_update_libs.sh
+++ b/init_update_libs.sh
@@ -10,7 +10,7 @@ rm -rf expat-*
 rm -rf fribidi-*
 rm -rf lame-*
 
-wget -O- ftp://ftp.simplesystems.org/pub/libpng/png/src/libpng16/libpng-1.6.21.tar.xz | tar xJ
+wget -O- ftp://ftp.simplesystems.org/pub/libpng/png/src/libpng16/libpng-1.6.22.tar.xz | tar xJ
 wget -O- http://downloads.sourceforge.net/project/expat/expat/2.1.0/expat-2.1.0.tar.gz | tar xz
 wget -O- http://fribidi.org/download/fribidi-0.19.7.tar.bz2 | tar xj
 wget -O- http://sourceforge.net/projects/lame/files/lame/3.99/lame-3.99.5.tar.gz | tar xz
diff --git a/libpng_build.sh b/libpng_build.sh
index a5d75dd..96570e6 100755
--- a/libpng_build.sh
+++ b/libpng_build.sh
@@ -2,7 +2,7 @@
 
 . abi_settings.sh $1 $2 $3
 
-pushd libpng-1.6.21
+pushd libpng-1.6.22
 
 make clean