diff --git a/.gitignore b/.gitignore
index 10f76a4..244982c 100644
--- a/.gitignore
+++ b/.gitignore
@@ -137,3 +137,4 @@ old/
 /m4/ltversion.m4
 /m4/lt~obsolete.m4
 test/suggest/bil.hfstol
+compile_commands.json
diff --git a/configure.ac b/configure.ac
index 69bbbc3..198f191 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,4 +1,4 @@
-AC_INIT([Divvun gramcheck], [0.3.0], [unhammer+apertium@mm.st], [divvun-gramcheck], [https://github.com/divvun/divvun-gramcheck])
+AC_INIT([Divvun gramcheck], [0.3.1], [unhammer+apertium@mm.st], [divvun-gramcheck], [https://github.com/divvun/divvun-gramcheck])
 AC_CONFIG_SRCDIR([src])
 AM_INIT_AUTOMAKE