diff --git a/configure.ac b/configure.ac
index 73441b0f..381cfef7 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,5 +1,5 @@
 AC_PREREQ([2.63])
-AC_INIT([eSpeak], [1.46], [https://github.com/rhdunn/espeak/issues], [espeak], [https://github.com/rhdunn/espeak])
+AC_INIT([eSpeak], [1.47], [https://github.com/rhdunn/espeak/issues], [espeak], [https://github.com/rhdunn/espeak])
 AM_INIT_AUTOMAKE()
 
 m4_ifdef([AM_SILENT_RULES],[AM_SILENT_RULES])