diff --git a/tasks/install.yml b/tasks/install.yml
index 956109e..e7e5b7c 100644
--- a/tasks/install.yml
+++ b/tasks/install.yml
@@ -29,7 +29,7 @@
 
 - name: Install requires pip packages
   pip:
-    name: "{{ barbican_requires_pip_packages | join(' ') }}"
+    name: "{{ barbican_requires_pip_packages }}"
     state: "{{ barbican_pip_package_state }}"
     extra_args: >-
       {{ (pip_install_upper_constraints is defined) | ternary('--constraint ' + pip_install_upper_constraints | default(''),'') }}
@@ -73,7 +73,7 @@
 
 - name: Install pip packages
   pip:
-    name: "{{ barbican_pip_packages | join(' ') }}"
+    name: "{{ barbican_pip_packages }}"
     state: "{{ barbican_pip_package_state }}"
     virtualenv: "{{ barbican_bin | dirname }}"
     virtualenv_site_packages: "no"