diff --git a/ChangeLog b/ChangeLog
index 910aec9f0..9e326d43c 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2003-06-03  David Shaw  <dshaw@jabberwocky.com>
+
+	* configure.ac: Define SAFE_VERSION so that RISCOS can override it
+	and remove invalid chars.
+
 2003-05-30  David Shaw  <dshaw@jabberwocky.com>
 
 	* configure.ac: Put wsock32 in NETLIBS.  Put zlib in ZLIBS.  Put
diff --git a/configure.ac b/configure.ac
index 38fe0eb1f..c4d0406ea 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1098,6 +1098,9 @@ cat >g10defs.tmp <<G10EOF
 #define DIRSEP_S "/"
 #define EXTSEP_S "."
 #endif
+/* This is the same as VERSION, but should be overridden if the
+   platform cannot handle things like dots '.' in filenames. */
+#define SAFE_VERSION VERSION
 G10EOF
 cat mpi/mpi-asm-defs.h >>g10defs.tmp 
 if cmp -s g10defs.h g10defs.tmp 2>/dev/null; then