diff --git a/templates/tools/dockerfile/test/php73_zts_stretch_x64/Dockerfile.template b/templates/tools/dockerfile/test/php73_zts_stretch_x64/Dockerfile.template
index bff0b675fcf..0b79815eb42 100644
--- a/templates/tools/dockerfile/test/php73_zts_stretch_x64/Dockerfile.template
+++ b/templates/tools/dockerfile/test/php73_zts_stretch_x64/Dockerfile.template
@@ -35,5 +35,8 @@
   <%include file="../../run_tests_python_deps.include"/>
   <%include file="../../php_common_deps.include"/>
   <%include file="../../run_tests_addons.include"/>
+
+  RUN python3 -m pip install virtualenv==16.7.9
+
   # Define the default command.
   CMD ["bash"]
diff --git a/templates/tools/dockerfile/test/ruby_buster_x64/Dockerfile.template b/templates/tools/dockerfile/test/ruby_buster_x64/Dockerfile.template
index 6861c079f03..2f05c70f479 100644
--- a/templates/tools/dockerfile/test/ruby_buster_x64/Dockerfile.template
+++ b/templates/tools/dockerfile/test/ruby_buster_x64/Dockerfile.template
@@ -21,5 +21,8 @@
   <%include file="../../ruby_deps.include"/>
   <%include file="../../cmake.include"/>
   <%include file="../../run_tests_addons.include"/>
+
+  RUN python3 -m pip install virtualenv==16.7.9
+
   # Define the default command.
   CMD ["bash"]
diff --git a/tools/dockerfile/test/php73_zts_stretch_x64/Dockerfile b/tools/dockerfile/test/php73_zts_stretch_x64/Dockerfile
index e1c1cd41f1b..a71e413d5f3 100644
--- a/tools/dockerfile/test/php73_zts_stretch_x64/Dockerfile
+++ b/tools/dockerfile/test/php73_zts_stretch_x64/Dockerfile
@@ -62,5 +62,8 @@ RUN mv composer.phar /usr/local/bin/composer
 
 RUN mkdir /var/local/jenkins
 
+
+RUN python3 -m pip install virtualenv==16.7.9
+
 # Define the default command.
 CMD ["bash"]
diff --git a/tools/dockerfile/test/ruby_buster_x64/Dockerfile b/tools/dockerfile/test/ruby_buster_x64/Dockerfile
index cc71dbb5643..912a89137af 100644
--- a/tools/dockerfile/test/ruby_buster_x64/Dockerfile
+++ b/tools/dockerfile/test/ruby_buster_x64/Dockerfile
@@ -106,5 +106,8 @@ RUN apt-get update && apt-get install -y cmake && apt-get clean
 
 RUN mkdir /var/local/jenkins
 
+
+RUN python3 -m pip install virtualenv==16.7.9
+
 # Define the default command.
 CMD ["bash"]