diff --git a/Dockerfile b/Dockerfile
index 82f9fb7..64e7eaa 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -5,7 +5,8 @@ RUN apk update && apk add --no-cache freetype-dev \
 	libwebp-dev \
 	libpng-dev \
 	libwebp-tools \
-	curl-dev 
+	curl-dev  \
+	ssmtp
 
 RUN docker-php-ext-configure gd --with-freetype --with-webp --with-jpeg && \
     docker-php-ext-install gd