diff --git a/packages/cli/src/commands/upgrade.project.test.ts b/packages/cli/src/commands/upgrade.project.test.ts
index cbc360ebc09..b29e107e0b7 100644
--- a/packages/cli/src/commands/upgrade.project.test.ts
+++ b/packages/cli/src/commands/upgrade.project.test.ts
@@ -98,4 +98,40 @@ describe("upgradeProjectPins", () => {
     expect(r.changed).toBe(true);
     expect(readFileSync(join(d, "package.json"), "utf-8")).toBe(before);
   });
+
+  it("upgrades Hyperframes pins without changing unrelated package pins", async () => {
+    const unrelated = "npx @acme/hyperframes@1.2.3 preview";
+    const d = project({ render: "npx hyperframes@0.7.48 render", unrelated });
+    const wrapperPath = join(d, "render.sh");
+    writeFileSync(
+      wrapperPath,
+      "npx custom-hyperframes@1.2.3 preview\nnpx hyperframes@0.7.48 render\n",
+    );
+
+    const result = await upgradeProjectPins(d, { json: true, check: false });
+
+    expect(result.from).toEqual(["0.7.48"]);
+    const pkg = JSON.parse(readFileSync(join(d, "package.json"), "utf-8"));
+    expect(pkg.scripts).toEqual({ render: "npx hyperframes@0.7.55 render", unrelated });
+    expect(readFileSync(wrapperPath, "utf-8")).toBe(
+      "npx custom-hyperframes@1.2.3 preview\nnpx hyperframes@0.7.55 render\n",
+    );
+  });
+
+  it("leaves an unrelated-only project's files intact in check and apply modes", async () => {
+    const d = project({ preview: "npx @acme/hyperframes@1.2.3 preview" });
+    const wrapperPath = join(d, "preview.sh");
+    writeFileSync(wrapperPath, "npx custom-hyperframes@1.2.3 preview\n");
+    const packageBefore = readFileSync(join(d, "package.json"), "utf-8");
+    const wrapperBefore = readFileSync(wrapperPath, "utf-8");
+
+    for (const check of [true, false]) {
+      const result = await upgradeProjectPins(d, { json: true, check });
+
+      expect(result.changed).toBe(false);
+      expect(result.from).toEqual([]);
+      expect(readFileSync(join(d, "package.json"), "utf-8")).toBe(packageBefore);
+      expect(readFileSync(wrapperPath, "utf-8")).toBe(wrapperBefore);
+    }
+  });
 });
diff --git a/packages/cli/src/utils/projectPin.test.ts b/packages/cli/src/utils/projectPin.test.ts
index 18a60e72508..5cfa8bc7b7a 100644
--- a/packages/cli/src/utils/projectPin.test.ts
+++ b/packages/cli/src/utils/projectPin.test.ts
@@ -55,4 +55,31 @@ describe("rewriteProjectPinnedScripts", () => {
       }),
     ).toEqual(["0.7.48", "0.7.50"]);
   });
+
+  it.each(["@acme/hyperframes", "custom-hyperframes", "custom.hyperframes"])(
+    "preserves the version of the unrelated package %s",
+    (name) => {
+      const unrelated = `npx --yes ${name}@1.2.3 preview`;
+      const scripts = { unrelated, render: "npx hyperframes@0.7.48 render" };
+      const result = rewriteProjectPinnedScripts(scripts, "0.7.55");
+
+      expect(result.scripts.unrelated).toBe(unrelated);
+      expect(result.scripts.render).toBe("npx hyperframes@0.7.55 render");
+      expect(result.fromVersions).toEqual(["0.7.48"]);
+      expect(readPinnedHyperframesVersions(scripts)).toEqual(["0.7.48"]);
+    },
+  );
+
+  it("recognizes a package option alongside a standalone pin", () => {
+    const scripts = {
+      render: "npx --package=hyperframes@0.7.48 hyperframes render",
+      preview: "bunx hyperframes@0.7.50 preview",
+    };
+
+    expect(readPinnedHyperframesVersions(scripts)).toEqual(["0.7.48", "0.7.50"]);
+    expect(rewriteProjectPinnedScripts(scripts, "0.7.55").scripts).toEqual({
+      render: "npx --package=hyperframes@0.7.55 hyperframes render",
+      preview: "bunx hyperframes@0.7.55 preview",
+    });
+  });
 });
diff --git a/packages/cli/src/utils/projectPin.ts b/packages/cli/src/utils/projectPin.ts
index fcaeb6a7a23..8a780deb350 100644
--- a/packages/cli/src/utils/projectPin.ts
+++ b/packages/cli/src/utils/projectPin.ts
@@ -1,10 +1,10 @@
 import { isSafeVersion } from "./safeVersion.js";
 
-// Matches `hyperframes@<semver>` as a whole token inside a script string. The
-// version class mirrors isSafeVersion's semver shape; capturing group 1 is the
-// old version. `(?=\s|$)` keeps it from matching a longer package name.
+// Package-name characters before the name belong to another package, including
+// scoped names: a word boundary also matches after their slash, hyphen or dot.
+// The version shape follows isSafeVersion; group 1 captures the current pin.
 export const HYPERFRAMES_PIN_RE =
-  /\bhyperframes@([0-9]+\.[0-9]+\.[0-9]+(?:-[0-9A-Za-z.-]+)?(?:\+[0-9A-Za-z.-]+)?)(?=\s|$)/g;
+  /(?<![0-9A-Za-z._/@-])hyperframes@([0-9]+\.[0-9]+\.[0-9]+(?:-[0-9A-Za-z.-]+)?(?:\+[0-9A-Za-z.-]+)?)(?=\s|$)/g;
 
 export interface PinRewriteResult {
   changed: boolean;