diff --git a/src/constants/dependencies.ts b/src/constants/dependencies.ts
index ee7b01f..3533f88 100644
--- a/src/constants/dependencies.ts
+++ b/src/constants/dependencies.ts
@@ -3,25 +3,25 @@ import type { CreateTemplate, PackageManager } from "../types";
 export const dependencyVersionMap = {
   "@astrojs/node": "^10.0.2",
   "@elysiajs/node": "^1.4.5",
-  "@prisma/composer": "0.20.0",
-  "@prisma/composer-prisma-cloud": "0.20.0",
+  "@prisma/composer": "0.23.0",
+  "@prisma/composer-prisma-cloud": "0.23.0",
   "@prisma/dev": "0.25.2",
-  "@prisma/orm-mongo": "8.0.0-rc.11",
+  "@prisma/orm-mongo": "8.0.0-rc.12",
   // Must match @prisma/composer-prisma-cloud's exact peerDependency.
-  "@prisma/orm-postgres": "8.0.0-rc.11",
+  "@prisma/orm-postgres": "8.0.0-rc.12",
   "@sveltejs/adapter-node": "^5.3.2",
   "@types/node": "^25.6.2",
-  alchemy: "2.0.0-beta.74",
+  alchemy: "2.0.0-beta.78",
   arktype: "^2.2.3",
   dotenv: "^17.4.2",
-  effect: "4.0.0-rc.112",
+  effect: "4.0.0-rc.115",
   mongodb: "^7.1.0",
   "mongodb-memory-server": "^11.1.0",
   nitro: "^3.0.260610-beta",
   // The CLI bundles a matching @prisma/orm-toolchain, and the toolchain is only
   // tested against the ORM release it ships with. Bump this in the same change
   // as the @prisma/orm-* pins; `bun run check:pins` verifies the pair.
-  prisma: "8.0.0-rc.15",
+  prisma: "8.0.0-rc.17",
   // The ORM runtime's timestamp columns need a global Temporal, which no
   // stable Node or Bun ships yet.
   "temporal-polyfill": "^1.0.4",
diff --git a/templates/create/_package-manager/pnpm-workspace.yaml.hbs b/templates/create/_package-manager/pnpm-workspace.yaml.hbs
index 7340f76..e1af88d 100644
--- a/templates/create/_package-manager/pnpm-workspace.yaml.hbs
+++ b/templates/create/_package-manager/pnpm-workspace.yaml.hbs
@@ -17,5 +17,5 @@ allowBuilds:
 minimumReleaseAgeExclude:
   - "@prisma/*"
 overrides:
-  effect: "4.0.0-rc.112"
+  effect: "4.0.0-rc.115"
 {{/if}}
diff --git a/tests/dependencies.test.ts b/tests/dependencies.test.ts
index 91c4b80..50b423d 100644
--- a/tests/dependencies.test.ts
+++ b/tests/dependencies.test.ts
@@ -4,13 +4,13 @@ import { dependencyVersionMap, getDependencyVersion } from "../src/constants/dep
 
 describe("Prisma 8 dependency versions", () => {
   test("uses the selected Prisma 8 and Composer releases", () => {
-    expect(getDependencyVersion("@prisma/orm-postgres")).toBe("8.0.0-rc.11");
-    expect(getDependencyVersion("@prisma/orm-mongo")).toBe("8.0.0-rc.11");
-    expect(getDependencyVersion("@prisma/composer")).toBe("0.20.0");
-    expect(getDependencyVersion("@prisma/composer-prisma-cloud")).toBe("0.20.0");
-    expect(getDependencyVersion("prisma")).toBe("8.0.0-rc.15");
-    expect(getDependencyVersion("alchemy")).toBe("2.0.0-beta.74");
-    expect(getDependencyVersion("effect")).toBe("4.0.0-rc.112");
+    expect(getDependencyVersion("@prisma/orm-postgres")).toBe("8.0.0-rc.12");
+    expect(getDependencyVersion("@prisma/orm-mongo")).toBe("8.0.0-rc.12");
+    expect(getDependencyVersion("@prisma/composer")).toBe("0.23.0");
+    expect(getDependencyVersion("@prisma/composer-prisma-cloud")).toBe("0.23.0");
+    expect(getDependencyVersion("prisma")).toBe("8.0.0-rc.17");
+    expect(getDependencyVersion("alchemy")).toBe("2.0.0-beta.78");
+    expect(getDependencyVersion("effect")).toBe("4.0.0-rc.115");
     expect(getDependencyVersion("turbo")).toBe("2.10.12");
   });
 
diff --git a/tests/e2e/create-prisma.e2e.test.ts b/tests/e2e/create-prisma.e2e.test.ts
index 23b8097..fba5adf 100644
--- a/tests/e2e/create-prisma.e2e.test.ts
+++ b/tests/e2e/create-prisma.e2e.test.ts
@@ -520,7 +520,7 @@ describe("create-prisma e2e", () => {
       expect(packageJson.devDependencies.prisma).toBe(dependencyVersionMap.prisma);
       expect(packageJson.scripts.postinstall).toBe("prisma skills sync || exit 0");
       expect(packageJson.scripts.deploy).toContain("bun run composer:deploy");
-      expect(packageJson.overrides.effect).toBe("4.0.0-rc.112");
+      expect(packageJson.overrides.effect).toBe("4.0.0-rc.115");
       expect(moduleSource).toContain("postgres({");
       expect(dbSource).toContain("service.load().database.client");
 
diff --git a/tests/install.test.ts b/tests/install.test.ts
index f8e6007..b258ea2 100644
--- a/tests/install.test.ts
+++ b/tests/install.test.ts
@@ -255,9 +255,9 @@ describe("Composer package-manager commands", () => {
   });
 
   test("allows create-prisma to resolve freshly published packages with Deno", () => {
-    expect(getPackageExecutionArgs("deno", ["prisma@8.0.0-rc.11", "orm", "init"])).toEqual({
+    expect(getPackageExecutionArgs("deno", ["prisma@8.0.0-rc.17", "orm", "init"])).toEqual({
       command: "deno",
-      args: ["run", "-A", "--minimum-dependency-age=0", "npm:prisma@8.0.0-rc.11", "orm", "init"],
+      args: ["run", "-A", "--minimum-dependency-age=0", "npm:prisma@8.0.0-rc.17", "orm", "init"],
     });
   });