diff --git a/doc/environments/groupthm/groupthm.dtx b/doc/environments/groupthm/groupthm.dtx
index 13009cb..026d638 100644
--- a/doc/environments/groupthm/groupthm.dtx
+++ b/doc/environments/groupthm/groupthm.dtx
@@ -740,10 +740,10 @@
 % \end{function}
 
 % \begin{function}
-{
-\groupthm_new_family:nnnnn, \groupthm_provide_family:nnnnn,
-\groupthm_new_family:nVVVV, \groupthm_provide_family:nVVVV
-}
+% {
+%   \groupthm_new_family:nnnnn, \groupthm_provide_family:nnnnn,
+%   \groupthm_new_family:nVVVV, \groupthm_provide_family:nVVVV
+% }
 %   \begin{syntax}
 %     \cs{groupthm_new_family:nnnnn}\marg{theorem family}\marg{groups_1}\marg{name}
 %     \marg{thmtools clist}\marg{groups_2}
@@ -1694,7 +1694,7 @@
   {
     \cs_set:Npn \@@_map_aux:n ##1
       {
-        \cs_set_eq:Nn \@@_Declarator: { \text_titlecase_first:n { ##1 } }
+        \cs_set:Nn \@@_Declarator: { \text_titlecase_first:n { ##1 } }
         \@@_new_document_command:cnn { #2 } { #3 } { #4 }
       }
     \clist_map_function:nN { #1 } \@@_map_aux:n
diff --git a/doc/environments/groupthm/groupthm.sty b/doc/environments/groupthm/groupthm.sty
index 8e0b275..19ea16d 100644
--- a/doc/environments/groupthm/groupthm.sty
+++ b/doc/environments/groupthm/groupthm.sty
@@ -23,10 +23,6 @@
 %% File: groupthm.dtx
 \ProvidesExplPackage{groupthm}{2022/01/17}{0.0.1}{Grouped theorems.}
 
-{
-\groupthm_new_family:nnnnn, \groupthm_provide_family:nnnnn,
-\groupthm_new_family:nVVVV, \groupthm_provide_family:nVVVV
-}
 \RequirePackage{amsthm}
 \RequirePackage{thmtools}
 \cs_new:Npn \__groupthm_thmtools_declare_theorem:nn #1 #2
@@ -380,7 +376,7 @@
   {
     \cs_set:Npn \__groupthm_map_aux:n ##1
       {
-        \cs_set_eq:Nn \__groupthm_Declarator: { \text_titlecase_first:n { ##1 } }
+        \cs_set:Nn \__groupthm_Declarator: { \text_titlecase_first:n { ##1 } }
         \__groupthm_new_document_command:cnn { #2 } { #3 } { #4 }
       }
     \clist_map_function:nN { #1 } \__groupthm_map_aux:n