diff --git a/tools/dockerfile/distribtest/php_jessie_x64/Dockerfile b/tools/dockerfile/distribtest/php_jessie_x64/Dockerfile
index fbaf470d436..28cbeb440a0 100644
--- a/tools/dockerfile/distribtest/php_jessie_x64/Dockerfile
+++ b/tools/dockerfile/distribtest/php_jessie_x64/Dockerfile
@@ -14,7 +14,7 @@
 
 FROM debian:jessie
 
-RUN apt-get update && apt-get install -y php5 php5-dev php-pear
+RUN apt-get update && apt-get install -y php5 php5-dev php-pear wget
 
 RUN wget https://phar.phpunit.de/phpunit-5.7.27.phar && \
   mv phpunit-5.7.27.phar /usr/local/bin/phpunit && \