diff --git a/lib/ansible/modules/network/dellos10/dellos10_config.py b/lib/ansible/modules/network/dellos10/dellos10_config.py
index d4b9b9f94a1..064d268fe43 100644
--- a/lib/ansible/modules/network/dellos10/dellos10_config.py
+++ b/lib/ansible/modules/network/dellos10/dellos10_config.py
@@ -259,7 +259,8 @@ def main():
         configobjs = candidate.items
 
     if module.params['backup']:
-        result['__backup__'] = get_config(module)
+        if not module.check_mode:
+            result['__backup__'] = get_config(module)
 
     commands = list()
 
diff --git a/lib/ansible/modules/network/dellos6/dellos6_config.py b/lib/ansible/modules/network/dellos6/dellos6_config.py
index 2793752ce8e..30811da26e9 100644
--- a/lib/ansible/modules/network/dellos6/dellos6_config.py
+++ b/lib/ansible/modules/network/dellos6/dellos6_config.py
@@ -254,7 +254,8 @@ def main():
     else:
         configobjs = candidate.items
     if module.params['backup']:
-        result['__backup__'] = get_config(module)
+        if not module.check_mode:
+            result['__backup__'] = get_config(module)
 
     commands = list()
 
diff --git a/lib/ansible/modules/network/dellos9/dellos9_config.py b/lib/ansible/modules/network/dellos9/dellos9_config.py
index a108c6f44cf..e90a4bb6f07 100644
--- a/lib/ansible/modules/network/dellos9/dellos9_config.py
+++ b/lib/ansible/modules/network/dellos9/dellos9_config.py
@@ -265,7 +265,8 @@ def main():
         configobjs = candidate.items
 
     if module.params['backup']:
-        result['__backup__'] = get_config(module)
+        if not module.check_mode:
+            result['__backup__'] = get_config(module)
 
     commands = list()