diff --git a/tools/palette.c b/tools/palette.c
index c1beb40e4..39837a096 100644
--- a/tools/palette.c
+++ b/tools/palette.c
@@ -3,6 +3,7 @@
 #include <stdint.h>
 #include <stdlib.h>
 #include <stdbool.h>
+#include <getopt.h>
 
 void usage(void) {
 	printf("Usage: palette palfile\n");
diff --git a/tools/pokemon_animation.c b/tools/pokemon_animation.c
index 835160c24..0728788ec 100644
--- a/tools/pokemon_animation.c
+++ b/tools/pokemon_animation.c
@@ -4,6 +4,7 @@
 #include <string.h>
 #include <stdint.h>
 #include <stdbool.h>
+#include <getopt.h>
 
 struct Frame {
 	uint8_t* data;