diff --git a/en-US/C.xml b/en-US/C.xml
index 59b63a9..2e349e4 100644
--- a/en-US/C.xml
+++ b/en-US/C.xml
@@ -111,16 +111,7 @@
 			</listitem>
 
 		</varlistentry>
-		 <varlistentry id="check-box">
-			<term>check box</term>
-			 <listitem>
-				<para>
-					<emphasis>n.</emphasis> Two words. Do not use "checkbox" or "check-box."
-				</para>
 
-			</listitem>
-
-		</varlistentry>
 		 <varlistentry id="chip-set">
 			<term>chipset</term>
 			 <listitem>
diff --git a/en-US/U.xml b/en-US/U.xml
index 5a8c1be..12bfe6d 100644
--- a/en-US/U.xml
+++ b/en-US/U.xml
@@ -69,10 +69,10 @@
 			<term>unset</term>
 			 <listitem>
 				<para>
-					Incorrect. Use "Clear" instead, to refer to removing a selection from a check box.
+					Incorrect. Use "Clear" instead, to refer to removing a selection from a checkbox.
 				</para>
 				 <para>
-					To disable the <application>Wobbly Widget</application> application, clear the <guimenuitem>Enable Wobbly Widget</guimenuitem> check box.
+					To disable the <application>Wobbly Widget</application> application, clear the <guimenuitem>Enable Wobbly Widget</guimenuitem> checkbox.
 				</para>
 				 <para>
 					This rule matches only TCP packets where the <guilabel>SYN</guilabel> flag is set and the <guilabel>ACK</guilabel> flag is cleared.