diff --git a/README.md b/README.md
index 679f280..9aaa9d0 100644
--- a/README.md
+++ b/README.md
@@ -12,7 +12,8 @@
 </table>
 
 📝 Installs [Typst] for GitHub Actions \
-⚡ Caches installation files and packages
+⚡ Caches Typst installation in the tool cache \
+📦 Caches [Typst packages]() as dependencies
 
 ## Usage
 
@@ -49,10 +50,9 @@ jobs:
   `0.10` or `0.x`. You can also specify `latest` to always use
   the latest version. The default is `latest`.
 
-- **`packages-id`:** The identifier of a group of packages to be
-  cached, to distinguish between different groups of packages
-  and to flush the cache folder. The default is -1, which means
-  no caching.
+- **`cache`:** Whether or not to cache any Typst packages installed during the workflow. Defaults to `true`.
+
+- **`cache-dependency-path`:** This should be any `.typ` file that when changed you wish to invalidate previous Typst package caches. By default it's `**/*.typ`.
 
 ### Outputs
 
diff --git a/action.yml b/action.yml
index 8afa80c..4ac9e06 100644
--- a/action.yml
+++ b/action.yml
@@ -20,6 +20,9 @@ inputs:
   cache:
     description: Whether or not to cache any Typst packages installed during the workflow. Defaults to 'true'.
     default: true
+  cache-dependency-path:
+    description: This should be any '.typ' file that when changed you wish to invalidate previous Typst package caches. By default it's '**/*.typ'.
+    default: "**/*.typ"
 
 outputs:
   typst-version:
diff --git a/src/main.ts b/src/main.ts
index a39aed6..0fa69b1 100644
--- a/src/main.ts
+++ b/src/main.ts
@@ -81,7 +81,7 @@ if (core.getBooleanInput("cache")) {
     darwin: () => join(process.env.HOME!, "Library/Caches", "typst/packages"),
     win32: () => join(process.env.LOCALAPPDATA!, "typst/packages"),
   }[process.platform as string]!();
-  const hash = await glob.hashFiles("**/*.typ");
+  const hash = await glob.hashFiles(core.getInput("cache-dependency-path"));
   const primaryKey = `typst-packages-cache-${process.env.RUNNER_OS}-${hash}`;
   core.saveState("cache-primary-key", primaryKey);
   core.info(`Restoring ${cacheDir} with key ${primaryKey}`);