diff --git a/test.sh b/test.sh
index f0ad82d..f65d5d1 100755
--- a/test.sh
+++ b/test.sh
@@ -759,15 +759,16 @@ minishell: export: `': not a valid identifier
 EOF
 
 when_run <<EOF "export with invalid identifiers"
-export % $ 0 1 \$?
+export T%=T T$=T 0=T 1=T \$?=T TE+S=T
 echo \$?
 EOF
 expecting <<"EOF"
-minishell: export: `%': not a valid identifier
-minishell: export: `$': not a valid identifier
-minishell: export: `0': not a valid identifier
-minishell: export: `1': not a valid identifier
-minishell: export: `0': not a valid identifier
+minishell: export: `T%=T': not a valid identifier
+minishell: export: `T$=T': not a valid identifier
+minishell: export: `0=T': not a valid identifier
+minishell: export: `1=T': not a valid identifier
+minishell: export: `0=T': not a valid identifier
+minishell: export: `TE+S=T': not a valid identifier
 1
 EOF