diff --git a/firmware/application/external/wav_view/main.cpp b/firmware/application/external/wav_view/main.cpp
index 972a62d6e..1d7d72fdc 100644
--- a/firmware/application/external/wav_view/main.cpp
+++ b/firmware/application/external/wav_view/main.cpp
@@ -44,7 +44,7 @@ __attribute__((section(".external_app.app_view_wav.application_information"), us
     /*.menu_location = */ app_location_t::UTILITIES,
     /*.desired_menu_position = */ -1,
 
-    /*.m4_app_tag = portapack::spi_flash::image_tag_none */ {0, 0, 0, 0},
+    /*.m4_app_tag = portapack::spi_flash::image_tag_none */ {'P', 'A', 'T', 'X'},
     /*.m4_app_offset = */ 0x00000000,  // will be filled at compile time
 };
 }