diff --git a/multimedia/graphics/libpng/actions.py b/multimedia/graphics/libpng/actions.py
index 841f2da5..c52de8f3 100644
--- a/multimedia/graphics/libpng/actions.py
+++ b/multimedia/graphics/libpng/actions.py
@@ -32,4 +32,4 @@ def install():
 
     # remove la symlink, it is not detected correctly
     pisitools.remove("/usr/lib/libpng.la")
-    pisitools.dodoc("ANNOUNCE", "CHANGES", "README", "TODO")
+    pisitools.dodoc("ANNOUNCE", "CHANGES", "README", "TODO")
\ No newline at end of file
diff --git a/multimedia/graphics/libpng/files/libpng-1.6.10-apng.patch.gz b/multimedia/graphics/libpng/files/libpng-1.6.10-apng.patch.gz
deleted file mode 100644
index 1cacbbe1..00000000
Binary files a/multimedia/graphics/libpng/files/libpng-1.6.10-apng.patch.gz and /dev/null differ
diff --git a/multimedia/graphics/libpng/files/libpng-1.6.12-apng.patch.gz b/multimedia/graphics/libpng/files/libpng-1.6.12-apng.patch.gz
deleted file mode 100644
index 63ed4d42..00000000
Binary files a/multimedia/graphics/libpng/files/libpng-1.6.12-apng.patch.gz and /dev/null differ
diff --git a/multimedia/graphics/libpng/files/libpng-1.6.15-apng.patch.gz b/multimedia/graphics/libpng/files/libpng-1.6.15-apng.patch.gz
deleted file mode 100644
index 863f2dee..00000000
Binary files a/multimedia/graphics/libpng/files/libpng-1.6.15-apng.patch.gz and /dev/null differ
diff --git a/multimedia/graphics/libpng/files/libpng-1.6.18-apng.patch.gz b/multimedia/graphics/libpng/files/libpng-1.6.18-apng.patch.gz
new file mode 100644
index 00000000..bfce19ff
Binary files /dev/null and b/multimedia/graphics/libpng/files/libpng-1.6.18-apng.patch.gz differ
diff --git a/multimedia/graphics/libpng/pspec.xml b/multimedia/graphics/libpng/pspec.xml
index 5b6477b3..3c42f1b5 100644
--- a/multimedia/graphics/libpng/pspec.xml
+++ b/multimedia/graphics/libpng/pspec.xml
@@ -12,12 +12,12 @@
         <IsA>library</IsA>
         <Summary>Portable Network Graphics library</Summary>
         <Description>The Portable Network Graphics (PNG) format was designed to replace the older and simpler GIF format and, to some extent, the much more complex TIFF format. Project's main aim is to concentrate on two major uses: the World Wide Web (WWW) and image-editing.</Description>
-        <Archive sha1sum="31855a8438ae795d249574b0da15b34eb0922e13" type="tarxz">mirrors://sourceforge/libpng/libpng-1.6.16.tar.xz</Archive>
+        <Archive sha1sum="c6e06510d30beba08c96c468ab269fafb2bb256f" type="tarxz">mirrors://sourceforge/libpng/libpng-1.6.18.tar.xz</Archive>
         <BuildDependencies>
             <Dependency>zlib-devel</Dependency>
         </BuildDependencies>
         <Patches>
-            <Patch level="1" compressionType="gz">libpng-1.6.15-apng.patch.gz</Patch>
+            <Patch level="1" compressionType="gz">libpng-1.6.18-apng.patch.gz</Patch>
             <Patch level="1">libpng-multilib.patch</Patch>
         </Patches>
     </Source>
@@ -66,6 +66,13 @@
     </Package>
 
     <History>
+        <Update release="9">
+            <Date>2015-08-20</Date>
+            <Version>1.6.18</Version>
+            <Comment>Version bump.</Comment>
+            <Name>Osman Erkan</Name>
+            <Email>osman.erkan@pisilinux.org</Email>
+        </Update>
         <Update release="8">
             <Date>2015-07-14</Date>
             <Version>1.6.16</Version>
diff --git a/multimedia/graphics/libpng/translations.xml b/multimedia/graphics/libpng/translations.xml
index 14f11682..aaf2dea0 100644
--- a/multimedia/graphics/libpng/translations.xml
+++ b/multimedia/graphics/libpng/translations.xml
@@ -16,4 +16,4 @@
         <Name>libpng-32bit</Name>
         <Summary xml:lang="tr">libpng için 32-bit paylaşımlı kitaplıklar</Summary>
     </Package>
-</PISI>
+</PISI>
\ No newline at end of file