diff --git a/utils.h b/utils.h
index fac136f..ec1607b 100644
--- a/utils.h
+++ b/utils.h
@@ -1,5 +1,7 @@
 #pragma once
 
+#include <stdint.h>
+
 #define LIMIT(val,min,max) ((val) < (min)) ? (min) : (((max) < (val)) ? (max) : (val))
 
 void formatFreq(uint32_t freq, char* buff_out, uint16_t buff_size, uint8_t fixed_width = 0);