diff --git a/tools/mktable.c b/tools/mktable.c
index 292adac9cb..01ec375c95 100644
--- a/tools/mktable.c
+++ b/tools/mktable.c
@@ -2,8 +2,8 @@
 #include <assert.h>
 #include "bignum.h"
 #include "ecdsa.h"
-#include "rand.h"
 #include "bip32.h"
+#include "rand.h"
 
 /*
  * This program prints the contents of the ecdsa_curve.cp array.
@@ -17,7 +17,8 @@ int main(int argc, char **argv) {
 		return 1;
 	}
 	const char *name = argv[1];
-	const curve_info *curve = get_curve_by_name(name);
+	const curve_info *info = get_curve_by_name(name);
+	const ecdsa_curve *curve = info->params;
 	if (curve == 0) {
 		printf("Unknown curve '%s'\n", name);
 		return 1;