diff --git a/doc/combine_tessdata.1 b/doc/combine_tessdata.1
index d876d1b8..7f29bad4 100644
--- a/doc/combine_tessdata.1
+++ b/doc/combine_tessdata.1
@@ -171,16 +171,6 @@ lang\&.fixed\-length\-dawgs
 (Optional) Several dawgs of different fixed lengths \(em useful for languages like Chinese\&.
 .RE
 .PP
-lang\&.cube\-unicharset
-.RS 4
-(Optional) A unicharset for cube, if cube was trained on a different set of symbols\&.
-.RE
-.PP
-lang\&.cube\-word\-dawg
-.RS 4
-(Optional) A word dawg for cube\(cqs alternate unicharset\&. Not needed if Cube was trained with Tesseract\(cqs unicharset\&.
-.RE
-.PP
 lang\&.shapetable
 .RS 4
 (Optional) When present, a shapetable is an extra layer between the character classifier and the word recognizer that allows the character classifier to return a collection of unichar ids and fonts instead of a single unichar\-id and font\&.
diff --git a/doc/combine_tessdata.1.asc b/doc/combine_tessdata.1.asc
index 7b5295f2..ec702330 100644
--- a/doc/combine_tessdata.1.asc
+++ b/doc/combine_tessdata.1.asc
@@ -120,14 +120,6 @@ lang.fixed-length-dawgs::
   (Optional) Several dawgs of different fixed lengths -- useful for
   languages like Chinese.
 
-lang.cube-unicharset::
-  (Optional) A unicharset for cube, if cube was trained on a different set
-  of symbols.
-
-lang.cube-word-dawg::
-  (Optional) A word dawg for cube's alternate unicharset.  Not needed if Cube
-  was trained with Tesseract's unicharset.
-
 lang.shapetable::
   (Optional) When present, a shapetable is an extra layer between the character
   classifier and the word recognizer that allows the character classifier to
diff --git a/doc/combine_tessdata.1.html b/doc/combine_tessdata.1.html
index a7f699f9..2fc45b08 100644
--- a/doc/combine_tessdata.1.html
+++ b/doc/combine_tessdata.1.html
@@ -920,24 +920,6 @@ lang.fixed-length-dawgs
 </p>
 </dd>
 <dt class="hdlist1">
-lang.cube-unicharset
-</dt>
-<dd>
-<p>
-  (Optional) A unicharset for cube, if cube was trained on a different set
-  of symbols.
-</p>
-</dd>
-<dt class="hdlist1">
-lang.cube-word-dawg
-</dt>
-<dd>
-<p>
-  (Optional) A word dawg for cube&#8217;s alternate unicharset.  Not needed if Cube
-  was trained with Tesseract&#8217;s unicharset.
-</p>
-</dd>
-<dt class="hdlist1">
 lang.shapetable
 </dt>
 <dd>
diff --git a/doc/combine_tessdata.1.xml b/doc/combine_tessdata.1.xml
index 693e1343..d11bac8f 100644
--- a/doc/combine_tessdata.1.xml
+++ b/doc/combine_tessdata.1.xml
@@ -193,28 +193,6 @@ lang.fixed-length-dawgs
 </varlistentry>
 <varlistentry>
 <term>
-lang.cube-unicharset
-</term>
-<listitem>
-<simpara>
-  (Optional) A unicharset for cube, if cube was trained on a different set
-  of symbols.
-</simpara>
-</listitem>
-</varlistentry>
-<varlistentry>
-<term>
-lang.cube-word-dawg
-</term>
-<listitem>
-<simpara>
-  (Optional) A word dawg for cube&#8217;s alternate unicharset.  Not needed if Cube
-  was trained with Tesseract&#8217;s unicharset.
-</simpara>
-</listitem>
-</varlistentry>
-<varlistentry>
-<term>
 lang.shapetable
 </term>
 <listitem>