diff --git a/v7.2/Dockerfile b/v7.2/Dockerfile
index ae45344..2371f6b 100644
--- a/v7.2/Dockerfile
+++ b/v7.2/Dockerfile
@@ -1,17 +1,18 @@
-FROM php:7.2-alpine
+FROM php:7.2.21-alpine
 
 RUN apk update && apk add --no-cache $PHPIZE_DEPS
 RUN apk add --no-cache zlib-dev gd-dev libwebp-dev freetype-dev libpng-dev libjpeg-turbo-dev \
-    curl gmp-dev
+    curl gmp-dev librdkafka-dev
 RUN docker-php-ext-configure gd --with-freetype-dir=/usr/include/ \
         --with-jpeg-dir=/usr/include/ \
         --with-png-dir=/usr/include/ \
         --with-webp-dir=/usr/include/ \
     && docker-php-ext-install gd
 RUN docker-php-ext-configure bcmath && docker-php-ext-install bcmath
-RUN docker-php-ext-install zip 
+RUN docker-php-ext-install zip
 RUN docker-php-ext-install gmp
 RUN pecl install xdebug && docker-php-ext-enable xdebug
+RUN pecl install rdkafka && docker-php-ext-enable rdkafka
 
 # Install composer
 RUN curl -sS https://getcomposer.org/installer | php -- \
diff --git a/v7.3/Dockerfile b/v7.3/Dockerfile
index 77a43b7..f54516d 100644
--- a/v7.3/Dockerfile
+++ b/v7.3/Dockerfile
@@ -1,8 +1,8 @@
-FROM php:7.3-alpine
+FROM php:7.3.8-alpine
 
 RUN apk update && apk add --no-cache $PHPIZE_DEPS
 RUN apk add --no-cache zlib-dev gd-dev libwebp-dev freetype-dev libpng-dev libjpeg-turbo-dev \
-    curl zip libzip-dev gmp-dev
+    curl zip libzip-dev gmp-dev librdkafka-dev
 RUN docker-php-ext-configure gd --with-freetype-dir=/usr/include/ \
         --with-jpeg-dir=/usr/include/ \
         --with-png-dir=/usr/include/ \
@@ -12,6 +12,7 @@ RUN docker-php-ext-configure bcmath && docker-php-ext-install bcmath
 RUN docker-php-ext-configure zip --with-libzip && docker-php-ext-install zip
 RUN docker-php-ext-install gmp
 RUN pecl install xdebug && docker-php-ext-enable xdebug
+RUN pecl install rdkafka && docker-php-ext-enable rdkafka
 
 # Install composer
 RUN curl -sS https://getcomposer.org/installer | php -- \