diff --git a/src/utils/string_utils/string_utils.h b/src/utils/string_utils/string_utils.h
index e411f0e..7f0e622 100644
--- a/src/utils/string_utils/string_utils.h
+++ b/src/utils/string_utils/string_utils.h
@@ -1,7 +1,7 @@
 #ifndef STRING_UTILS_H
 #define STRING_UTILS_H
 
-#include <sys/types.h>
+#include <stddef.h>
 
 /*
  * @brief trims leading blank characters (space and tab) from the input string.