From 996496962cd63d4d6091ee6f3a91a318f8b3f93e Mon Sep 17 00:00:00 2001
From: Felix Klement <mail@felix-klement.de>
Date: Fri, 15 Jun 2018 11:46:45 +0200
Subject: [PATCH] Change from libpng12 to libpng

libpng12-dev hast been removed from ubuntu
---
 Dockerfile | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Dockerfile b/Dockerfile
index fcc14ad..1fdc0d9 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -6,7 +6,7 @@ RUN apt-get update && apt-get install -y \
         libicu-dev \
         libfreetype6-dev \
         libjpeg62-turbo-dev \
-        libpng12-dev \
+        libpng-dev \
         libwebp-dev \
         git \
         && docker-php-ext-configure gd --with-freetype-dir=/usr/include/ \