diff --git a/jl-cours/jl-cours.cls b/jl-cours/jl-cours.cls
index 2ec8bd9..7e71969 100644
--- a/jl-cours/jl-cours.cls
+++ b/jl-cours/jl-cours.cls
@@ -237,16 +237,16 @@
 %% classe
 \NewDocumentCommand{\classe}{ G{2nde} }{
   \ifthenelse{ \equal{#1}{2nde} }{
-    \lohead[2\tup{nde}]{2\tup{nde}}
+    \lohead[2\tup{nde}]{2\up{nde}}
   }{
     \ifthenelse{ \equal{#1}{1gen} }{
-      \lohead[1\tup{ère}]{1\tup{ère}}
+      \lohead[1\tup{ère}]{1\up{ère}}
     }{
       \ifthenelse{ \equal{#1}{1stg} }{
-        \lohead[1\tup{ère}STMG]{1\tup{ère}STMG}
+        \lohead[1\tup{ère}STMG]{1\up{ère}STMG}
       }{
         \ifthenelse{ \equal{#1}{tes} }{
-          \lohead[T\tup{ale}ES]{T\tup{ale}ES}
+          \lohead[T\tup{ale}ES]{T\up{ale}ES}
         }{
           \lohead{}
         }
diff --git a/shortcuts/shortcuts.sty b/shortcuts/shortcuts.sty
index f6a0499..6de6345 100644
--- a/shortcuts/shortcuts.sty
+++ b/shortcuts/shortcuts.sty
@@ -91,7 +91,7 @@
 
 %% textsuperscript and textsubscript
 %%
-\NewDocumentCommand \tup { g } {
+\NewDocumentCommand \up { g } {
     \textsuperscript{#1}
 }