diff --git a/docs/parsers/arp.md b/docs/parsers/arp.md
index bf3c37d1..69a7ddd0 100644
--- a/docs/parsers/arp.md
+++ b/docs/parsers/arp.md
@@ -103,8 +103,13 @@ parse(data, raw=False, quiet=False)
 
 Main parsing function
 
-Arguments:
+Parameters:
 
-    raw:    (boolean) output preprocessed JSON if True
-    quiet:  (boolean) suppress warning messages if True
+    data:        (string)  text data to parse
+    raw:         (boolean) output preprocessed JSON if True
+    quiet:       (boolean) suppress warning messages if True
+
+Returns:
+
+    dictionary   raw or processed structured data
 
diff --git a/jc/parsers/arp.py b/jc/parsers/arp.py
index 4ca7c2b1..6d150259 100644
--- a/jc/parsers/arp.py
+++ b/jc/parsers/arp.py
@@ -108,10 +108,15 @@ def parse(data, raw=False, quiet=False):
     """
     Main parsing function
 
-    Arguments:
+    Parameters:
+        
+        data:        (string)  text data to parse
+        raw:         (boolean) output preprocessed JSON if True
+        quiet:       (boolean) suppress warning messages if True
 
-        raw:    (boolean) output preprocessed JSON if True
-        quiet:  (boolean) suppress warning messages if True
+    Returns:
+
+        dictionary   raw or processed structured data
     """
 
     # compatible options: linux, darwin, cygwin, win32, aix, freebsd