1 files changed, 1 insertions, 0 deletions
diff --git a/charf.c b/charf.c
index 537f28a..01c3087 100644
--- a/charf.c
+++ b/charf.c
@@ -3,6 +3,7 @@
 #include <math.h>
 //for multithreading
 #include <pthread.h>
+#include <stdbool.h>
 
 #define DOUBLEMODE 0
 #define DOUBLEERRORMODE 1