diff --git a/Makefile-libostree.am b/Makefile-libostree.am
index 96b9249b..a180e86b 100644
--- a/Makefile-libostree.am
+++ b/Makefile-libostree.am
@@ -182,9 +182,9 @@ libostree_1_la_SOURCES += \
 endif # USE_GPGME
 
 symbol_files = $(top_srcdir)/src/libostree/libostree-released.sym
-if BUILDOPT_IS_DEVEL_BUILD
-symbol_files += $(top_srcdir)/src/libostree/libostree-devel.sym
-endif
+#if BUILDOPT_IS_DEVEL_BUILD
+#symbol_files += $(top_srcdir)/src/libostree/libostree-devel.sym
+#endif
 # http://blog.jgc.org/2007/06/escaping-comma-and-space-in-gnu-make.html
 wl_versionscript_arg = -Wl,--version-script=
 EXTRA_DIST += \
diff --git a/configure.ac b/configure.ac
index 855528c0..50646f1e 100644
--- a/configure.ac
+++ b/configure.ac
@@ -7,10 +7,10 @@ dnl Seed the release notes with `git-shortlog-with-prs <previous-release>..`. Th
 dnl `git-evtag` to create the tag and push it. Finally, create a GitHub release and attach
 dnl the tarball from `make dist`.
 m4_define([year_version], [2020])
-m4_define([release_version], [4])
+m4_define([release_version], [5])
 m4_define([package_version], [year_version.release_version])
 AC_INIT([libostree], [package_version], [walters@verbum.org])
-is_release_build=yes
+is_release_build=no
 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 2ed658c4..21669c4a 100644
--- a/src/libostree/libostree-devel.sym
+++ b/src/libostree/libostree-devel.sym
@@ -17,6 +17,13 @@
   Boston, MA 02111-1307, USA.
 ***/
 
+LIBOSTREE_2020.5 {
+global:
+  /* Add symbols here, and uncomment the bits in
+   * Makefile-libostree.am to enable this too.
+   */
+} LIBOSTREE_2020.4;
+
 /* Stub section for the stable release *after* this development one; don't
  * edit this other than to update the year.  This is just a copy/paste
  * source.  Replace $LASTSTABLE with the last stable version, and $NEWVERSION