diff --git a/src/raygui.h b/src/raygui.h
index dba469f..44b0ea0 100644
--- a/src/raygui.h
+++ b/src/raygui.h
@@ -520,6 +520,7 @@ RAYGUIDEF bool GuiCheckIconPixel(int iconId, int x, int y);     // Check icon pi
 
 #include <stdio.h>              // Required for: FILE, fopen(), fclose(), fprintf(), feof(), fscanf(), vsprintf()
 #include <string.h>             // Required for: strlen() on GuiTextBox()
+#include <math.h>               // Required for: roundf() on GuiColorPicker()
 
 #if defined(RAYGUI_STANDALONE)
     #include <stdarg.h>         // Required for: va_list, va_start(), vfprintf(), va_end()
@@ -2548,7 +2549,7 @@ Color GuiColorPicker(Rectangle bounds, Color color)
     hsv.x = GuiColorBarHue(boundsHue, hsv.x);
     //color.a = (unsigned char)(GuiColorBarAlpha(boundsAlpha, (float)color.a/255.0f)*255.0f);
     Vector3 rgb = ConvertHSVtoRGB(hsv);
-    color = RAYGUI_CLITERAL(Color){ (unsigned char)(rgb.x*255.0f), (unsigned char)(rgb.y*255.0f), (unsigned char)(rgb.z*255.0f), color.a };
+    color = RAYGUI_CLITERAL(Color){ (unsigned char)roundf(rgb.x*255.0f), (unsigned char)roundf(rgb.y*255.0f), (unsigned char)roundf(rgb.z*255.0f), color.a };
 
     return color;
 }