diff --git a/components/esp_coex/lib b/components/esp_coex/lib
index 88d8c33a81..437d845402 160000
--- a/components/esp_coex/lib
+++ b/components/esp_coex/lib
@@ -1 +1 @@
-Subproject commit 88d8c33a8171777d6a72c2ec1d22505179d506e7
+Subproject commit 437d845402eebc4a1ce289af4a021770516226f4
diff --git a/components/esp_rom/esp32c2/ld/esp32c2.rom.eco4.ld b/components/esp_rom/esp32c2/ld/esp32c2.rom.eco4.ld
index 661c0f2e08..a0b7581e89 100644
--- a/components/esp_rom/esp32c2/ld/esp32c2.rom.eco4.ld
+++ b/components/esp_rom/esp32c2/ld/esp32c2.rom.eco4.ld
@@ -131,7 +131,7 @@ s_trans_id = 0x3fcdfac4;
 
 /* Functions */
 coex_core_event_duration_get = 0x40002178;
-coex_core_timer_idx_get = 0x4000218c;
+/* coex_core_timer_idx_get = 0x4000218c; */
 coex_hw_timer_tick_get = 0x400021b8;