diff --git a/configure.ac b/configure.ac
index 238f51cd..4ccd79c6 100644
--- a/configure.ac
+++ b/configure.ac
@@ -7,7 +7,7 @@ m4_define([year_version], [2018])
 m4_define([release_version], [8])
 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 9928ac4f..24db9df2 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_2018.8 {
+LIBOSTREE_2018.9 {
 } LIBOSTREE_2018.7;
 
 /* Stub section for the stable release *after* this development one; don't
diff --git a/src/libostree/libostree-released.sym b/src/libostree/libostree-released.sym
index 1e17e581..ae3bb5ed 100644
--- a/src/libostree/libostree-released.sym
+++ b/src/libostree/libostree-released.sym
@@ -534,6 +534,8 @@ global:
     ostree_mutable_tree_check_error;
 } LIBOSTREE_2018.6;
 
+/* No new symbols in 2018.8 */
+
 /* NOTE: Only add more content here in release commits!  See the
  * comments at the top of this file.
  */
diff --git a/tests/test-symbols.sh b/tests/test-symbols.sh
index faf58dcf..df7f8648 100755
--- a/tests/test-symbols.sh
+++ b/tests/test-symbols.sh
@@ -54,7 +54,7 @@ echo 'ok documented symbols'
 
 # ONLY update this checksum in release commits!
 cat > released-sha256.txt <<EOF
-611278b6081cbd34e365f3a7988e0c981644a828230973d7675a1a31ef09a0e3  ${released_syms}
+a34e3681f1705ed3c6fcf25238e486365cb5b53ffde905ba28a2954ef6eb0269  ${released_syms}
 EOF
 sha256sum -c released-sha256.txt