diff --git a/cmd/arcstat/arcstat b/cmd/arcstat/arcstat
index 66d7e3a8da7a..ecdbfafe3a3f 100755
--- a/cmd/arcstat/arcstat
+++ b/cmd/arcstat/arcstat
@@ -60,7 +60,7 @@ cols = {
     "hits":       [4, 1000, "ARC reads per second"],
     "miss":       [4, 1000, "ARC misses per second"],
     "read":       [4, 1000, "Total ARC accesses per second"],
-    "hit%":       [4, 100, "ARC Hit percentage"],
+    "hit%":       [4, 100, "ARC hit percentage"],
     "miss%":      [5, 100, "ARC miss percentage"],
     "dhit":       [4, 1000, "Demand hits per second"],
     "dmis":       [4, 1000, "Demand misses per second"],
@@ -75,12 +75,12 @@ cols = {
     "mread":      [5, 1000, "Metadata accesses per second"],
     "mh%":        [3, 100, "Metadata hit percentage"],
     "mm%":        [3, 100, "Metadata miss percentage"],
-    "arcsz":      [5, 1024, "ARC Size"],
-    "c":          [4, 1024, "ARC Target Size"],
-    "mfu":        [4, 1000, "MFU List hits per second"],
-    "mru":        [4, 1000, "MRU List hits per second"],
-    "mfug":       [4, 1000, "MFU Ghost List hits per second"],
-    "mrug":       [4, 1000, "MRU Ghost List hits per second"],
+    "arcsz":      [5, 1024, "ARC size"],
+    "c":          [4, 1024, "ARC target size"],
+    "mfu":        [4, 1000, "MFU list hits per second"],
+    "mru":        [4, 1000, "MRU list hits per second"],
+    "mfug":       [4, 1000, "MFU ghost list hits per second"],
+    "mrug":       [4, 1000, "MRU ghost list hits per second"],
     "eskip":      [5, 1000, "evict_skip per second"],
     "mtxmis":     [6, 1000, "mutex_miss per second"],
     "dread":      [5, 1000, "Demand accesses per second"],
@@ -92,10 +92,10 @@ cols = {
     "l2miss%":    [7, 100, "L2ARC access miss percentage"],
     "l2asize":    [7, 1024, "Actual (compressed) size of the L2ARC"],
     "l2size":     [6, 1024, "Size of the L2ARC"],
-    "l2bytes":    [7, 1024, "bytes read per second from the L2ARC"],
-    "grow":       [4, 1000, "ARC Grow disabled"],
-    "need":       [4, 1024, "ARC Reclaim need"],
-    "free":       [4, 1024, "ARC Free memory"],
+    "l2bytes":    [7, 1024, "Bytes read per second from the L2ARC"],
+    "grow":       [4, 1000, "ARC grow disabled"],
+    "need":       [4, 1024, "ARC reclaim need"],
+    "free":       [4, 1024, "ARC free memory"],
 }
 
 v = {}