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diff --git a/openpower/isa/fixedarith.mdwn b/openpower/isa/fixedarith.mdwn
index 2cb01b90e97397ea83adb93e50d10045469e5245..a5f9a44afd3f41ca3c2d615ebc8391358ef0ef52 100644 (file)
--- a/openpower/isa/fixedarith.mdwn
+++ b/openpower/isa/fixedarith.mdwn
@@ -221,7 +221,7 @@ Special Registers Altered:
 
 # Subtract From Zero Extended
 
-XO-form
+XO-Form
 
 * subfze RT,RA (OE=0 Rc=0)
 * subfze.  RT,RA (OE=0 Rc=1)