diff --git a/media-libs/libpng/libpng16-1.6.27.recipe b/media-libs/libpng/libpng16-1.6.27.recipe
index a98317d50..037036eb4 100644
--- a/media-libs/libpng/libpng16-1.6.27.recipe
+++ b/media-libs/libpng/libpng16-1.6.27.recipe
@@ -7,7 +7,7 @@ COPYRIGHT="1998-2016 Glenn Randers-Pehrson
 	1996-1997 Andreas Dilger
 	1995-1996 Guy Eric Schalnat, Group 42, Inc."
 LICENSE="LibPNG"
-REVISION="1"
+REVISION="2"
 SOURCE_URI="http://downloads.sf.net/libpng/libpng-$portVersion.tar.gz"
 CHECKSUM_SHA256="c9d164ec247f426a525a7b89936694aefbc91fb7a50182b198898b8fc91174b4"
 SOURCE_DIR="libpng-$portVersion"
@@ -15,10 +15,13 @@ SOURCE_DIR="libpng-$portVersion"
 ARCHITECTURES="x86_gcc2 x86 x86_64 arm ?ppc"
 SECONDARY_ARCHITECTURES="x86_gcc2 x86"
 
+# define libVersion as xy.z.0 when portVersion is x.y.z.
+libVersion="${portVersion/\./}.0"
+
 PROVIDES="
 	libpng16$secondaryArchSuffix = $portVersion compat >= 1.6
-	lib:libpng$secondaryArchSuffix = 16.26.0 compat >= 16
-	lib:libpng16$secondaryArchSuffix = 16.26.0 compat >= 16
+	lib:libpng$secondaryArchSuffix = $libVersion compat >= 16
+	lib:libpng16$secondaryArchSuffix = $libVersion compat >= 16
 	"
 REQUIRES="
 	haiku$secondaryArchSuffix
@@ -32,8 +35,8 @@ PROVIDES_devel="
 	cmd:pngcp$secondaryArchSuffix = $portVersion compat >= 1.6
 	cmd:pngfix$secondaryArchSuffix = $portVersion compat >= 1.6
 	cmd:png_fix_itxt$secondaryArchSuffix = $portVersion compat >= 1.6
-	devel:libpng$secondaryArchSuffix = 16.26.0 compat >= 16
-	devel:libpng16$secondaryArchSuffix = 16.26.0 compat >= 16
+	devel:libpng$secondaryArchSuffix = $libVersion compat >= 16
+	devel:libpng16$secondaryArchSuffix = $libVersion compat >= 16
 	"
 REQUIRES_devel="
 	libpng16$secondaryArchSuffix == $portVersion base