diff --git a/README.md b/README.md
index 1dfcf02..645d1c7 100644
--- a/README.md
+++ b/README.md
@@ -92,7 +92,7 @@ Use `quantize` to create high-color images readable by other programs.
 `info` prints information about a HiColor file: version (`5` for 15-bit or `6` for 16), width, and height.
 
 ```none
-HiColor 0.6.1
+HiColor 1.0.0
 Create 15/16-bit color RGB images.
 
 usage:
diff --git a/hicolor.h b/hicolor.h
index 27fa86e..6d710c0 100644
--- a/hicolor.h
+++ b/hicolor.h
@@ -19,7 +19,7 @@
 #include <stdio.h>
 
 #define HICOLOR_BAYER_SIZE 8
-#define HICOLOR_LIBRARY_VERSION 601
+#define HICOLOR_LIBRARY_VERSION 10000
 
 /* Types. */