diff --git a/configure.ac b/configure.ac
index dac9e6e9..f51095bc 100644
--- a/configure.ac
+++ b/configure.ac
@@ -22,7 +22,7 @@
 AC_PREREQ([2.63])
 AC_INIT(
   [FRE NC Tools],
-  [2023.01.02],
+  [2024.01],
   [oar.gfdl.help@noaa.gov],
   [fre-nctools],
   [https://github.com/NOAA-GFDL/FRE-NCtools])