diff --git a/roles/svc-opt-swapfile/config/main.yml b/roles/svc-opt-swapfile/config/main.yml
index d1d8d000..022867e7 100644
--- a/roles/svc-opt-swapfile/config/main.yml
+++ b/roles/svc-opt-swapfile/config/main.yml
@@ -1 +1 @@
-swapfile_size: 4GB
\ No newline at end of file
+swapfile_size:  "{{ ansible_memtotal_mb | int }}M"
\ No newline at end of file
diff --git a/roles/svc-opt-swapfile/tasks/main.yml b/roles/svc-opt-swapfile/tasks/main.yml
index c3e07387..d77f13f6 100644
--- a/roles/svc-opt-swapfile/tasks/main.yml
+++ b/roles/svc-opt-swapfile/tasks/main.yml
@@ -5,5 +5,5 @@
     package_name: swap-forge
 
 - name: Execute create swapfile script
-  ansible.builtin.shell: swap-forge "{{swapfile_size}}"
+  shell: swap-forge "{{swapfile_size}}"
   become: true
\ No newline at end of file