diff --git a/imgui_demo.cpp b/imgui_demo.cpp
index 46df24a9..049cc06a 100644
--- a/imgui_demo.cpp
+++ b/imgui_demo.cpp
@@ -24,6 +24,7 @@
 
 #include "imgui.h"
 #include <ctype.h>          // toupper, isprint
+#include <limits.h>         // INT_MIN, INT_MAX
 #include <math.h>           // sqrtf, powf, cosf, sinf, floorf, ceilf
 #include <stdio.h>          // vsnprintf, sscanf, printf
 #include <stdlib.h>         // NULL, malloc, free, atoi