diff --git a/entry b/entry
index 683f675..eb7ab39 100755
--- a/entry
+++ b/entry
@@ -146600,6 +146600,7 @@ ${status}`
       }
       const refspec = branch === pushDest.remoteBranch ? branch : `${branch}:${pushDest.remoteBranch}`;
       const pushArgs = force ? ["--force", "-u", pushDest.remoteName, refspec] : ["-u", pushDest.remoteName, refspec];
+      await executeLifecycleHook({ event: "prepush", script: ctx.prepushScript });
       log.debug(`pushing ${branch} to ${pushDest.remoteName}/${pushDest.remoteBranch}`);
       if (force) {
         log.warning(`force pushing - this will overwrite remote history`);
@@ -150509,6 +150510,7 @@ var defaultSettings = {
   modes: [],
   setupScript: null,
   postCheckoutScript: null,
+  prepushScript: null,
   push: "restricted",
   shell: "restricted",
   prApproveEnabled: false,
@@ -150547,7 +150549,8 @@ async function fetchRunContext(params) {
         ...data.settings,
         modes: data.settings?.modes ?? [],
         setupScript: data.settings?.setupScript ?? null,
-        postCheckoutScript: data.settings?.postCheckoutScript ?? null
+        postCheckoutScript: data.settings?.postCheckoutScript ?? null,
+        prepushScript: data.settings?.prepushScript ?? null
       },
       apiToken: data.apiToken,
       oss: data.oss ?? false,
@@ -150976,6 +150979,7 @@ async function main() {
           apiToken: runContext.apiToken,
           modes: modes2,
           postCheckoutScript: runContext.repoSettings.postCheckoutScript,
+          prepushScript: runContext.repoSettings.prepushScript,
           prApproveEnabled: runContext.repoSettings.prApproveEnabled,
           modeInstructions: runContext.repoSettings.modeInstructions,
           toolState,
diff --git a/main.ts b/main.ts
index 843241d..238f3b5 100644
--- a/main.ts
+++ b/main.ts
@@ -275,6 +275,7 @@ export async function main(): Promise<MainResult> {
       apiToken: runContext.apiToken,
       modes,
       postCheckoutScript: runContext.repoSettings.postCheckoutScript,
+      prepushScript: runContext.repoSettings.prepushScript,
       prApproveEnabled: runContext.repoSettings.prApproveEnabled,
       modeInstructions: runContext.repoSettings.modeInstructions,
       toolState,
diff --git a/mcp/git.ts b/mcp/git.ts
index 5f69eb4..13b9dfc 100644
--- a/mcp/git.ts
+++ b/mcp/git.ts
@@ -2,6 +2,7 @@ import { regex } from "arkregex";
 import { type } from "arktype";
 import { log } from "../utils/cli.ts";
 import { $git } from "../utils/gitAuth.ts";
+import { executeLifecycleHook } from "../utils/lifecycle.ts";
 import { $ } from "../utils/shell.ts";
 import type { StoredPushDest, ToolContext } from "./server.ts";
 import { execute, tool } from "./shared.ts";
@@ -143,6 +144,8 @@ export function PushBranchTool(ctx: ToolContext) {
         ? ["--force", "-u", pushDest.remoteName, refspec]
         : ["-u", pushDest.remoteName, refspec];
 
+      await executeLifecycleHook({ event: "prepush", script: ctx.prepushScript });
+
       log.debug(`pushing ${branch} to ${pushDest.remoteName}/${pushDest.remoteBranch}`);
       if (force) {
         log.warning(`force pushing - this will overwrite remote history`);
diff --git a/mcp/server.ts b/mcp/server.ts
index 11cd5e7..3e0ca17 100644
--- a/mcp/server.ts
+++ b/mcp/server.ts
@@ -135,6 +135,7 @@ export interface ToolContext {
   apiToken: string;
   modes: Mode[];
   postCheckoutScript: string | null;
+  prepushScript: string | null;
   prApproveEnabled: boolean;
   modeInstructions: Record<string, string>;
   toolState: ToolState;
diff --git a/utils/runContext.ts b/utils/runContext.ts
index 40419aa..8aef1ee 100644
--- a/utils/runContext.ts
+++ b/utils/runContext.ts
@@ -14,6 +14,7 @@ export interface RepoSettings {
   modes: Mode[];
   setupScript: string | null;
   postCheckoutScript: string | null;
+  prepushScript: string | null;
   push: PushPermission;
   shell: ShellPermission;
   prApproveEnabled: boolean;
@@ -33,6 +34,7 @@ const defaultSettings: RepoSettings = {
   modes: [],
   setupScript: null,
   postCheckoutScript: null,
+  prepushScript: null,
   push: "restricted",
   shell: "restricted",
   prApproveEnabled: false,
@@ -93,6 +95,7 @@ export async function fetchRunContext(params: {
         modes: data.settings?.modes ?? [],
         setupScript: data.settings?.setupScript ?? null,
         postCheckoutScript: data.settings?.postCheckoutScript ?? null,
+        prepushScript: data.settings?.prepushScript ?? null,
       },
       apiToken: data.apiToken,
       oss: data.oss ?? false,