diff --git a/classes/migration/upgrade/v3_4_0/I7725_DecisionConstantsUpdate.php b/classes/migration/upgrade/v3_4_0/I7725_DecisionConstantsUpdate.php
new file mode 100644
index 0000000000..f8c64d09e3
--- /dev/null
+++ b/classes/migration/upgrade/v3_4_0/I7725_DecisionConstantsUpdate.php
@@ -0,0 +1,39 @@
+ WORKFLOW_STAGE_ID_PRODUCTION,
+ 'current_value' => 9,
+ 'updated_value' => 8,
+ ],
+ // \PKP\decision\Decision::REVERT_DECLINE to \PKP\decision\Decision::REVERT_INITIAL_DECLINE
+ // \PKP\decision\Decision::REVERT_DECLINE removed in 3.4
+ [
+ 'stage_id' => WORKFLOW_STAGE_ID_PRODUCTION,
+ 'current_value' => 17,
+ 'updated_value' => 16,
+ ]
+ ];
+ }
+}
diff --git a/dbscripts/xml/upgrade.xml b/dbscripts/xml/upgrade.xml
index 05fe0962ce..8f3dac9f50 100644
--- a/dbscripts/xml/upgrade.xml
+++ b/dbscripts/xml/upgrade.xml
@@ -91,6 +91,7 @@
+