diff --git a/README_OS4.md b/README_OS4.md
index b29db3f0..9baf9342 100644
--- a/README_OS4.md
+++ b/README_OS4.md
@@ -27,7 +27,7 @@ SetEnv SAVE HOME "Sys:home/"
 DONE - Make the keyboard shortcuts work. Now, everything can be done with mouse clicks at the toolbar at the bottom of the file list at the left.
 DONE - If `HOME` is not set, set it to program folder on program run.
 - Make the application aknowledge of the executable file name. Now it works only with the filename `lite`
-- Add Amiga versioning
+DONE - Add Amiga versioning
 - Fix the resolution of the fullscreen mode
 - Fix load file when add an Amiga path at the search line
 - Add menu items
diff --git a/src/platform/amigaos4.h b/src/platform/amigaos4.h
index 0468e25d..2e326b09 100644
--- a/src/platform/amigaos4.h
+++ b/src/platform/amigaos4.h
@@ -4,6 +4,13 @@
 #include <proto/dos.h>
 #include <proto/exec.h>
 
+
+#define VSTRING     "Lite XL 1.16.12.2 (26.12.2021)"
+#define VERSTAG     "\0$VER: " VSTRING
+
+static CONST_STRPTR stack USED = "$STACK:102400";
+static CONST_STRPTR version USED = VERSTAG;
+
 char *_fullpath(const char *);