diff --git a/src/x86/adlink-ipi.c b/src/x86/adlink-ipi.c
index b750a38..849c463 100644
--- a/src/x86/adlink-ipi.c
+++ b/src/x86/adlink-ipi.c
@@ -56,7 +56,7 @@ static mraa_gpio_context gpio;
 struct intr_list {
 	volatile int pin;
 	unsigned char curr;
-	char valuepath[50];
+	char valuepath[MAX_SIZE];
 	void (*fptr)(void*);
 	void* args;
 	struct intr_list *next;