diff --git a/src/new_client.c b/src/new_client.c
index fd2002f..3227777 100644
--- a/src/new_client.c
+++ b/src/new_client.c
@@ -3,6 +3,8 @@
 #include "config.h"
 #include "utils.h"
 
+#include <string.h>
+
 #define UUID_SIZE 37
 
 /* TODO: place cookie normally */
diff --git a/src/view_comments.c b/src/view_comments.c
index 802e868..93c298d 100644
--- a/src/view_comments.c
+++ b/src/view_comments.c
@@ -10,6 +10,7 @@
 #include <stdlib.h>
 #include <time.h>
 #include <stdio.h>
+#include <string.h>
 
 #define UUID_SIZE 37