diff --git a/adb.c b/adb.c
index 71b7a8b..cd7f16c 100644
--- a/adb.c
+++ b/adb.c
@@ -401,6 +401,10 @@
         return "bootloader";
     case CS_DEVICE:
         return "device";
+    case CS_RECOVERY:
+        return "recovery";
+    case CS_SIDELOAD:
+        return "sideload";
     case CS_OFFLINE:
         return "offline";
     default: