diff --git a/CImg.h b/CImg.h
index 3b128e2f33138a4274e941b33feb3937ec236bb0..f964cd680f869b14642a963d75f413ee3940a38a 100644
--- a/CImg.h
+++ b/CImg.h
@@ -54,7 +54,7 @@
 
 // Set version number of the library.
 #ifndef cimg_version
-#define cimg_version 232
+#define cimg_version 233
 
 /*-----------------------------------------------------------
  #