diff --git a/php/README.md b/php/README.md
index 80019fe25..18f0a5e68 100644
--- a/php/README.md
+++ b/php/README.md
@@ -72,7 +72,7 @@ We provide two convenient scripts named `docker-php-ext-configure` and `docker-p
 
 For example, if you want to have a PHP-FPM image with `iconv`, `mcrypt` and `gd` extensions, you can inheriting the base image that you like, and write your own `Dockerfile` like this:
 
-	FROM php:5.5-fpm
+	FROM php:5.6-fpm
 	# Install modules
 	RUN apt-get update && apt-get install -y \
 	    libmcrypt-dev libpng12-dev libfreetype6-dev libjpeg62-turbo-dev \
diff --git a/php/content.md b/php/content.md
index 841d98a7a..2911b83c4 100644
--- a/php/content.md
+++ b/php/content.md
@@ -58,7 +58,7 @@ We provide two convenient scripts named `docker-php-ext-configure` and `docker-p
 
 For example, if you want to have a PHP-FPM image with `iconv`, `mcrypt` and `gd` extensions, you can inheriting the base image that you like, and write your own `Dockerfile` like this:
 
-	FROM php:5.5-fpm
+	FROM php:5.6-fpm
 	# Install modules
 	RUN apt-get update && apt-get install -y \
 	    libmcrypt-dev libpng12-dev libfreetype6-dev libjpeg62-turbo-dev \