--- a/fence/agents/lpar/fence_lpar.py
+++ b/fence/agents/lpar/fence_lpar.py
@@ -144,8 +144,8 @@ def main():
 	if not options.has_key("--managed"):
 		fail_usage("Failed: You have to enter name of managed system")
 
-        if options["--action"] == "validate-all":
-                sys.exit(0)
+	if options["--action"] == "validate-all":
+		sys.exit(0)
 
 	##
 	## Operate the fencing device
--- a/fence/agents/mpath/fence_mpath.py
+++ b/fence/agents/mpath/fence_mpath.py
@@ -231,8 +231,8 @@ longer be able to write to the device(s)
 	if not "--key" in options:
 		fail_usage("Failed: key is required")
 
-        if options["--action"] == "validate-all":
-                sys.exit(0)
+	if options["--action"] == "validate-all":
+		sys.exit(0)
 
 	options["devices"] = options["--devices"].split(",")
 
--- a/fence/agents/zvm/fence_zvmip.py
+++ b/fence/agents/zvm/fence_zvmip.py
@@ -144,8 +144,8 @@ def main():
 	if len(options.get("--plug", "")) > 8:
 		fail_usage("Failed: Name of image can not be longer than 8 characters")
 
-        if options["--action"] == "validate-all":
-                sys.exit(0)
+	if options["--action"] == "validate-all":
+		sys.exit(0)
 
 	docs = {}
 	docs["shortdesc"] = "Fence agent for use with z/VM Virtual Machines"
