1 files changed, 1 insertions, 0 deletions
diff --git a/double.c b/double.c
index 1572759..d7f140f 100644
--- a/double.c
+++ b/double.c
@@ -1,6 +1,7 @@
 #include <stdlib.h>
 #include <math.h>
 #include <stdio.h>
+#include <stdbool.h>
 
 double int_to_valuetype(int i){ return (double) i; }