diff --git a/Dockerfile b/Dockerfile
index b647179..26fe6d2 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -21,6 +21,7 @@ RUN apk add --no-cache bash \
     php5-ctype \
     php5-zlib \
     php5-gd \
+    php5-exif \
     php5-intl \
     php5-memcache \
     php5-sqlite3 \