diff --git a/components/mdns/tests/test_afl_fuzz_host/esp32_mock.h b/components/mdns/tests/test_afl_fuzz_host/esp32_mock.h
index 23c0b7fc4..ecd82e0d0 100644
--- a/components/mdns/tests/test_afl_fuzz_host/esp32_mock.h
+++ b/components/mdns/tests/test_afl_fuzz_host/esp32_mock.h
@@ -55,7 +55,6 @@
 #define INC_TASK_H
 
 #define pdMS_TO_TICKS(a) a
-#define portTICK_PERIOD_MS 10
 #define xSemaphoreTake(s,d)        true
 #define xTaskDelete(a)
 #define vTaskDelete(a)             free(a)
@@ -87,10 +86,6 @@ typedef int    BaseType_t;
 typedef uint32_t TickType_t;
 
 
-extern const char *WIFI_EVENT;
-extern const char *IP_EVENT;
-extern const char *ETH_EVENT;
-
 struct udp_pcb {
     uint8_t dummy;
 };