diff --git a/components/mdns/test_afl_fuzz_host/esp32_compat.h b/components/mdns/test_afl_fuzz_host/esp32_compat.h
index 402807c4f..7a662607c 100644
--- a/components/mdns/test_afl_fuzz_host/esp32_compat.h
+++ b/components/mdns/test_afl_fuzz_host/esp32_compat.h
@@ -34,6 +34,7 @@
 #include <signal.h>
 #include <sys/time.h>
 
+#define CONFIG_MDNS_MAX_SERVICES    25
 
 #define ERR_OK                      0
 #define ESP_OK                      0