diff --git a/changelogs/fragments/597_remove_fstab_comment_on_updating.yml b/changelogs/fragments/597_remove_fstab_comment_on_updating.yml
new file mode 100644
index 0000000..c1c51a9
--- /dev/null
+++ b/changelogs/fragments/597_remove_fstab_comment_on_updating.yml
@@ -0,0 +1,3 @@
+---
+bugfixes:
+  - mount - If a comment is appended to a fstab entry, state present creates a double-entry (https://github.com/ansible-collections/ansible.posix/issues/595).
diff --git a/plugins/modules/mount.py b/plugins/modules/mount.py
index dadbd46..b9e496e 100644
--- a/plugins/modules/mount.py
+++ b/plugins/modules/mount.py
@@ -303,7 +303,7 @@ def _set_mount_save_old(module, args):
 
             continue
 
-        fields = line.split()
+        fields = line.split('#')[0].split()
 
         # Check if we got a valid line for splitting
         # (on Linux the 5th and the 6th field is optional)