diff --git a/samples/posix/gettimeofday/src/main.c b/samples/posix/gettimeofday/src/main.c
index 57172e2c8c1..182debd5f9f 100644
--- a/samples/posix/gettimeofday/src/main.c
+++ b/samples/posix/gettimeofday/src/main.c
@@ -8,6 +8,7 @@
 #include <stdlib.h>
 #include <errno.h>
 #include <sys/time.h>
+#include <time.h>
 #include <unistd.h>
 
 int main(void)