diff --git a/NEWS b/NEWS
index 9789a95..a1d6ff1 100644
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,7 @@
+0.10.1  02-04-2024
+[Ko van der Sloot]
+* allow NON_SPACING_MARKERs inside NUMBERs
+
 0.10  02-04-2024
 [Ko van der Sloot]
 * modernized configuration step
diff --git a/configure.ac b/configure.ac
index 77b37ae..c27d77f 100644
--- a/configure.ac
+++ b/configure.ac
@@ -2,7 +2,7 @@
 # Process this file with autoconf to produce a configure script.
 
 AC_PREREQ(2.69)
-AC_INIT([uctodata], [0.11], [lamasoftware@science.ru.nl])
+AC_INIT([uctodata], [0.10.1], [lamasoftware@science.ru.nl])
 AM_INIT_AUTOMAKE([foreign])
 AC_CONFIG_SRCDIR([configure.ac])
 AC_PROG_LN_S