diff --git a/defaults/main.yml b/defaults/main.yml
index 1c18c96..56f713a 100644
--- a/defaults/main.yml
+++ b/defaults/main.yml
@@ -37,6 +37,7 @@ log2ram_ram_percent: 10
 
 log2ram_min_size_mb: 128
 log2ram_max_size_mb: 1024
+log2ram_host_memtotal_mb: "{{ host_memtotal_mb | default(4086) }}"
 
 # Journald RAM usage limit
 journald_runtime_max_use: "100M"
diff --git a/tasks/ram.yml b/tasks/ram.yml
index 366f592..f8f8937 100644
--- a/tasks/ram.yml
+++ b/tasks/ram.yml
@@ -6,8 +6,8 @@
 
 - name: ram | Calculate log2ram size
   ansible.builtin.set_fact:
-    _total_ram_mb: "{{ ansible_memtotal_mb }}"
-    _calculated_size_mb: "{{ (ansible_memtotal_mb * log2ram_ram_percent / 100) | int }}"
+    _total_ram_mb: "{{ log2ram_host_memtotal_mb }}"
+    _calculated_size_mb: "{{ (log2ram_host_memtotal_mb * log2ram_ram_percent / 100) | int }}"
     log2ram_size_mb: >-
       {{
         [log2ram_min_size_mb,
diff --git a/tasks/swap.yml b/tasks/swap.yml
index adf3fb2..2271650 100644
--- a/tasks/swap.yml
+++ b/tasks/swap.yml
@@ -15,7 +15,7 @@
   ansible.builtin.command: swapoff -a
   when:
     - proxmox_disable_swap
-    - ansible_memtotal_mb >= proxmox_min_ram_mb_for_no_swap
+    - log2ram_host_memtotal_mb >= proxmox_min_ram_mb_for_no_swap
     - active_swaps.stdout | bool
   changed_when: active_swaps.stdout | bool
 
@@ -26,4 +26,4 @@
     replace: '\1# \2'
   when:
     - proxmox_disable_swap
-    - ansible_memtotal_mb >= proxmox_min_ram_mb_for_no_swap
+    - log2ram_host_memtotal_mb >= proxmox_min_ram_mb_for_no_swap