diff --git a/doc/environments/groupthm/groupthm.dtx b/doc/environments/groupthm/groupthm.dtx
index 958a96a..e83ebb1 100644
--- a/doc/environments/groupthm/groupthm.dtx
+++ b/doc/environments/groupthm/groupthm.dtx
@@ -1363,9 +1363,9 @@
 % \end{macro}
 % 
 % 
-% \begin{macro}{\@@_define_group_aux:nnnnn}
+% \begin{macro}{\@@_define_group:nnnnn}
 %    \begin{syntax}
-%       \cs{@@_define_group_aux:nnnnn}\marg{theorem group}\marg{prefix tl}
+%       \cs{@@_define_group:nnnnn}\marg{theorem group}\marg{prefix tl}
 %       \marg{suffix tl}\marg{mapname clist}\marg{thmtools clist}
 %    \end{syntax}
 %		 
@@ -1378,7 +1378,7 @@
 %
 %
 %    \begin{macrocode}
-\cs_new:Npn \@@_define_group_aux:nnnnn #1#2#3#4#5
+\cs_new:Npn \@@_define_group:nnnnn #1#2#3#4#5
   {
 %    \end{macrocode}
 %
@@ -1425,9 +1425,9 @@
 % \end{macro}
 % 
 % 
-% \begin{macro}{\@@_undefine_group_aux:n}
+% \begin{macro}{\@@_undefine_group:n}
 %    \begin{syntax}
-%       \cs{@@_undefine_group_aux:n}\marg{theorem group}
+%       \cs{@@_undefine_group:n}\marg{theorem group}
 %    \end{syntax}
 %		 
 % Undeclares / undefines the given theorem group.
@@ -1439,7 +1439,7 @@
 % This macro assumes that the group was defined prior to calling.
 %
 %    \begin{macrocode}
-\cs_new:Npn \@@_undefine_group_aux:n #1
+\cs_new:Npn \@@_undefine_group:n #1
   {
     \cs_undefine:c { @@_use_group_#1:   }
 %    \end{macrocode}
@@ -1570,8 +1570,8 @@
   { new, renew, provide, declare }
   { theorem group }
   { @@_use_group_##1: }
-  \@@_undefine_group_aux:n
-  \@@_define_group_aux:nnnnn
+  \@@_undefine_group:n
+  \@@_define_group:nnnnn
   { groupthm_#1_group:nnnnn }
   { { ##1 } { ##2 } { ##3 } { ##4 } { ##5 } }
 %    \end{macrocode}
diff --git a/doc/environments/groupthm/groupthm.sty b/doc/environments/groupthm/groupthm.sty
index cade1ed..8484512 100644
--- a/doc/environments/groupthm/groupthm.sty
+++ b/doc/environments/groupthm/groupthm.sty
@@ -161,7 +161,7 @@
     \clist_clear:N \l__groupthm_group_clist
     \hook_use:n { __groupthm/groupsort }
   }
-\cs_new:Npn \__groupthm_define_group_aux:nnnnn #1#2#3#4#5
+\cs_new:Npn \__groupthm_define_group:nnnnn #1#2#3#4#5
   {
   \cs_new:cpn { __groupthm_use_group_#1: }
     {
@@ -185,7 +185,7 @@
     \__groupthm_add_to_theorem_group_ordering:n { #1 }
     \clist_gput_left:Nn \g__groupthm_defined_theorem_groups_clist { #1 }
   }
-\cs_new:Npn \__groupthm_undefine_group_aux:n #1
+\cs_new:Npn \__groupthm_undefine_group:n #1
   {
     \cs_undefine:c { __groupthm_use_group_#1:   }
     \hook_gremove_code:nn { __groupthm/prefix  } { #1 }
@@ -285,8 +285,8 @@
   { new, renew, provide, declare }
   { theorem group }
   { __groupthm_use_group_##1: }
-  \__groupthm_undefine_group_aux:n
-  \__groupthm_define_group_aux:nnnnn
+  \__groupthm_undefine_group:n
+  \__groupthm_define_group:nnnnn
   { groupthm_#1_group:nnnnn }
   { { ##1 } { ##2 } { ##3 } { ##4 } { ##5 } }
 \cs_generate_variant:Nn \groupthm_new_group:nnnnn { n V V V V }