diff --git a/configure.ac b/configure.ac
index 87070cd8..35962dfa 100644
--- a/configure.ac
+++ b/configure.ac
@@ -7,7 +7,7 @@ m4_define([year_version], [2018])
 m4_define([release_version], [4])
 m4_define([package_version], [year_version.release_version])
 AC_INIT([libostree], [package_version], [walters@verbum.org])
-is_release_build=no
+is_release_build=yes
 AC_CONFIG_HEADER([config.h])
 AC_CONFIG_MACRO_DIR([buildutil])
 AC_CONFIG_AUX_DIR([build-aux])
diff --git a/src/libostree/libostree-devel.sym b/src/libostree/libostree-devel.sym
index bbd1b409..3377ae12 100644
--- a/src/libostree/libostree-devel.sym
+++ b/src/libostree/libostree-devel.sym
@@ -18,7 +18,7 @@
 ***/
 
 /* Add new symbols here.  Release commits should copy this section into -released.sym. */
-LIBOSTREE_2018.4 {
+LIBOSTREE_2018.5 {
 } LIBOSTREE_2018.3;
 
 /* Stub section for the stable release *after* this development one; don't