diff --git a/targets/SIMU/USER/oaisim_functions.c b/targets/SIMU/USER/oaisim_functions.c
index 8f357458ec..f6fc55852a 100644
--- a/targets/SIMU/USER/oaisim_functions.c
+++ b/targets/SIMU/USER/oaisim_functions.c
@@ -1486,7 +1486,7 @@ void init_ocm(void)
     break;
 
   case TDD:
-    frame_type = "FDD";
+    frame_type = "TDD";
     break;
   }