diff --git a/tasks/install.yml b/tasks/install.yml
index d01512b..500039a 100644
--- a/tasks/install.yml
+++ b/tasks/install.yml
@@ -19,7 +19,7 @@
       pip:
         name: "{{ item }}"
         virtualenv: "{{ matrix_virtualenv }}"
-        virtualenv_command: "{{ /usr/bin/python3 -m venv }}"
+        virtualenv_command: "{{ matrix_virtualenv_command }}"
         extra_args: --upgrade
       loop:
         - pip
@@ -30,14 +30,14 @@
         name: matrix-synapse[all]
         version: "{{ matrix_version }}"
         virtualenv: "{{ matrix_virtualenv }}"
-        virtualenv_command: "{{ /usr/bin/python3 -m venv }}"
+        virtualenv_command: "{{ matrix_virtualenv_command }}"
       notify: __matrix_restart
 
     - name: Install ldap3 auth provider
       pip:
         name: "matrix-synapse-ldap3"
         virtualenv: "{{ matrix_virtualenv }}"
-        virtualenv_command: "{{ /usr/bin/python3 -m venv }}"
+        virtualenv_command: "{{ matrix_virtualenv_command }}"
       when: matrix_ldap_auth_enabled | bool
 
     - name: Deploy existing signing key