Bumping version to 1.12.9
diff --git a/gradle.properties b/gradle.properties
index 9a354e2..1ba7b62 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -14,7 +14,7 @@
 # limitations under the License.
 
 # The versionNumber follows semantic versioning conventions.
-versionNumber = 1.12.8
+versionNumber = 1.12.9
 
 # The releaseQualifier uses the following conventions:
 #   .M?       - milestone release