diff --git a/php/php70/Dockerfile b/php/php70/Dockerfile
index 5f1155c..10f8a19 100644
--- a/php/php70/Dockerfile
+++ b/php/php70/Dockerfile
@@ -60,7 +60,7 @@ RUN git clone https://github.com/tideways/php-profiler-extension.git \
 
 RUN echo "extension=tideways_xhprof.so" >> /usr/local/etc/php/conf.d/tideways_xhprof.ini
 
-RUN pecl install -o -f redis \
+RUN pecl install -o -f redis-6.0.2 \
     &&  rm -rf /tmp/pear \
     &&  docker-php-ext-enable redis
 
diff --git a/php/php71/Dockerfile b/php/php71/Dockerfile
index 94c5d28..8efeb63 100644
--- a/php/php71/Dockerfile
+++ b/php/php71/Dockerfile
@@ -55,7 +55,7 @@ RUN git clone https://github.com/tideways/php-profiler-extension.git \
 
 RUN echo "extension=tideways_xhprof.so" >> /usr/local/etc/php/conf.d/tideways_xhprof.ini
 
-RUN pecl install -o -f redis \
+RUN pecl install -o -f redis-6.0.2 \
     &&  rm -rf /tmp/pear \
     &&  docker-php-ext-enable redis
 
diff --git a/php/php72/Dockerfile b/php/php72/Dockerfile
index 2a00b6b..c5a4b0d 100644
--- a/php/php72/Dockerfile
+++ b/php/php72/Dockerfile
@@ -61,11 +61,11 @@ RUN git clone https://github.com/longxinH/xhprof.git ./xhprof \
 RUN echo "extension=xhprof.so" >> /usr/local/etc/php/conf.d/xhprof.ini \
     && echo "xhprof.output_dir = /tmp/xhprof" >> /usr/local/etc/php/conf.d/xhprof.ini
 
-RUN pecl install -o -f redis \
+RUN pecl install -o -f redis-6.0.2 \
     &&  rm -rf /tmp/pear \
     &&  docker-php-ext-enable redis
 
-RUN pecl install -o -f igbinary \
+RUN pecl install -o -f igbinary-3.1.6 \
     &&  rm -rf /tmp/pear \
     &&  docker-php-ext-enable igbinary