diff --git a/tools/Makefile b/tools/Makefile
index f8a93429f..55fd34cb9 100644
--- a/tools/Makefile
+++ b/tools/Makefile
@@ -1,13 +1,12 @@
 .PHONY: all clean
 
 CC := gcc
-CFLAGS := -O3 -std=c99 -Wall -Wextra -Wno-missing-field-initializers
+CFLAGS := -O3 -std=c17 -Wall -Wextra -pedantic -Wno-missing-field-initializers
 
 tools := \
 	lzcomp \
 	png_dimensions \
 	scan_includes \
-	palette \
 	pokemon_animation \
 	pokemon_animation_graphics \
 	gfx \
@@ -20,7 +19,7 @@ clean:
 
 gfx: common.h
 
-lzcomp: CFLAGS = -O3 -flto -std=c11 -Wall -Wextra -pedantic -Wno-strict-overflow -Wno-sign-compare
+lzcomp: CFLAGS = -O3 -flto -std=c17 -Wall -Wextra -pedantic -Wno-strict-overflow -Wno-sign-compare
 lzcomp: $(wildcard lz/*.c) $(wildcard lz/*.h)
 	$(CC) $(CFLAGS) -o $@ lz/*.c
 
diff --git a/tools/palette.c b/tools/palette.c
deleted file mode 100644
index 9b575efdc..000000000
--- a/tools/palette.c
+++ /dev/null
@@ -1,105 +0,0 @@
-#include <stdio.h>
-#include <unistd.h>
-#include <stdint.h>
-#include <stdlib.h>
-#include <stdbool.h>
-#include <getopt.h>
-
-void usage(void) {
-	printf("Usage: palette palfile\n");
-	exit(1);
-}
-
-void print_rgb(uint16_t word) {
-	int r, g, b;
-	r = word & 0x1f;
-	g = (word >> 5) & 0x1f;
-	b = (word >> 10) & 0x1f;
-	printf("\tRGB %2d, %2d, %2d\n", r, g, b);
-}
-
-void print_pokemon_palette(char* palette_filename) {
-	FILE* f;
-	uint8_t bytes[4];
-
-	f = fopen(palette_filename, "rb");
-	if (f == NULL) {
-		fprintf(stderr, "failed to open file %s\n", palette_filename);
-		exit(1);
-	}
-
-	fseek(f, 2, SEEK_SET);
-	size_t size = 4;
-	if (size != fread(bytes, 1, size, f)) {
-		fprintf(stderr, "failed to read file %s\n", palette_filename);
-		exit(1);
-	}
-	fclose(f);
-
-	print_rgb((bytes[1] << 8) | bytes[0]);
-	print_rgb((bytes[3] << 8) | bytes[2]);
-}
-
-void print_palette(char* palette_filename) {
-	FILE* f;
-	uint8_t* bytes;
-	size_t size;
-	int i;
-
-	f = fopen(palette_filename, "rb");
-	if (f == NULL) {
-		fprintf(stderr, "failed to open file %s\n", palette_filename);
-		exit(1);
-	}
-
-	fseek(f, 0, SEEK_END);
-	size = ftell(f);
-	if (!size) {
-		fprintf(stderr, "empty file %s\n", palette_filename);
-		exit(1);
-	}
-	rewind(f);
-
-	bytes = malloc(size);
-	if (!bytes) {
-		fprintf(stderr, "malloc failure\n");
-		exit(1);
-	}
-
-	fseek(f, 0, SEEK_SET);
-	if (size != fread(bytes, 1, size, f)) {
-		fprintf(stderr, "failed to read file %s\n", palette_filename);
-		exit(1);
-	}
-	fclose(f);
-
-	for (i = 0; i + 1 < (int)size; i += 2) {
-		print_rgb((bytes[i + 1] << 8) | bytes[i]);
-	}
-}
-
-int main(int argc, char* argv[]) {
-	int ch;
-	bool pokemon = false;
-
-	while ((ch = getopt(argc, argv, "p")) != -1) {
-		switch (ch) {
-			case 'p':
-				pokemon = true;
-				break;
-			default:
-				usage();
-		}
-	}
-	argc -= optind;
-	argv += optind;
-	if (argc < 1) {
-		usage();
-	}
-	if (pokemon) {
-		print_pokemon_palette(argv[0]);
-	} else {
-		print_palette(argv[0]);
-	}
-	return 0;
-}