diff --git a/libwget/base64.c b/libwget/base64.c
index 23fcaf98..00f50260 100644
--- a/libwget/base64.c
+++ b/libwget/base64.c
@@ -170,9 +170,9 @@ char *wget_base64_decode_alloc(const char *src, size_t n, size_t *outlen)
 
 static size_t base64_encode(char *dst, const char *src, size_t n, int flags)
 {
-	static const char base64unsafe[64] =
+	static const char base64unsafe[] =
 		"ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
-	static const char base64urlsafe[64] =
+	static const char base64urlsafe[] =
 		"ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789-_";
 
 	const char *base64 = (flags & WGET_BASE64_URLENCODE) ? base64urlsafe : base64unsafe;
diff --git a/libwget/buffer_printf.c b/libwget/buffer_printf.c
index f9d05d7c..059fb12e 100644
--- a/libwget/buffer_printf.c
+++ b/libwget/buffer_printf.c
@@ -233,7 +233,7 @@ static void convert_dec(wget_buffer *buf, unsigned int flags, int field_width, i
 
 static void convert_pointer(wget_buffer *buf, void *pointer)
 {
-	static const char HEX[16] = "0123456789abcdef";
+	static const char HEX[] = "0123456789abcdef";
 	char str[32]; // long enough to hold hexadecimal pointer
 	char *dst;
 	int length;