diff --git a/src/environments/fancythm/fancythm.dtx b/src/environments/fancythm/fancythm.dtx
index 98fa61a..0354071 100644
--- a/src/environments/fancythm/fancythm.dtx
+++ b/src/environments/fancythm/fancythm.dtx
@@ -569,7 +569,7 @@
     \use:c { groupthm_#1_family:nnnnn } { ##1 } { dagger, star } { ##3 } { ##4 } { ##2 }
     \use:c { groupthm_#1_family_options:nnnn }
       { ##1 }
-      { !s !t+ }
+      { !s !t+ !t-}
       {
         \IfBooleanT { ####1 } 
           {
@@ -579,6 +579,10 @@
           {
             \AddTheoremToGroup { dagger }
           }
+        \IfBooleanT { ####3 }
+          {
+            \AddTheoremToGroup { nobraces }
+          }
       }
       { ##2 }
   }
@@ -686,12 +690,14 @@
 %     
 %
 %    \begin{macrocode}
+\declaretheoremstyle[notebraces={{}{}}]{nobraces}
 \groupthm_new_group:nnnnn { star   } { } { *      } { } { }
 \groupthm_new_group:nnnnn { dagger } { } { $^{\dagger}$ } { } { }
 \groupthm_new_group:nnnnn { big    } { } {        } { } { sibling = toplevel }
 \groupthm_new_group:nnnnn { small  } { } {        } { } { sibling = sublevel }
 \groupthm_new_group:nnnnn { tiny   } { } {        } { } { numbered = no      }
 \groupthm_new_group:nnnnn { custom } { } {        } { } { sibling = sublevel }
+\groupthm_new_group:nnnnn { nobraces } { } {        } { } { style = nobraces }
 %    \end{macrocode}
 % \end{variable}
 %