diff --git a/releases/1.2.12/basesepolia/config/upgrade.json b/releases/1.2.12/basesepolia/config/upgrade.json
new file mode 100644
index 00000000..6440f1ed
--- /dev/null
+++ b/releases/1.2.12/basesepolia/config/upgrade.json
@@ -0,0 +1,12 @@
+{
+    "Forta": {
+        "impl": {
+            "opts": {
+                "unsafe-allow": [
+                    "delegatecall"
+                ],
+                "constructor-args": []
+            }
+        }
+    }
+}
\ No newline at end of file
diff --git a/releases/1.2.12/basesepolia/output/prepared-upgrades.json b/releases/1.2.12/basesepolia/output/prepared-upgrades.json
new file mode 100644
index 00000000..31928a32
--- /dev/null
+++ b/releases/1.2.12/basesepolia/output/prepared-upgrades.json
@@ -0,0 +1,12 @@
+{
+	"forta": {
+		"impl": {
+			"address": "0xcB31e349c6229cDC3560d80368092aC89095Ca38",
+			"constructor-args": [],
+			"init-args": [],
+			"name": "Forta",
+			"timeout": 1200000,
+			"version": "0.2.0"
+		}
+	}
+}
\ No newline at end of file
diff --git a/releases/1.2.12/index.yml b/releases/1.2.12/index.yml
new file mode 100644
index 00000000..252fc9d8
--- /dev/null
+++ b/releases/1.2.12/index.yml
@@ -0,0 +1,7 @@
+title: Base Sepolia FORT Token Upgrade
+network: basesepolia
+deploy: deploy-and-prepare-upgrade 1.2.12
+verify: verify-deployed
+finish: propose-admin
+description: |
+  ## Deployed new implementation of Base Sepolia FORT to adhere to OP stack bridging.
\ No newline at end of file