diff --git a/CHANGELOG.md b/CHANGELOG.md
index 961d85b50..2a5e834b6 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -10,6 +10,12 @@
 - [Rust](https://github.com/moonrepo/rust-plugin/blob/master/CHANGELOG.md)
 - [Schema](https://github.com/moonrepo/schema-plugin/blob/master/CHANGELOG.md)
 
+## Unreleased
+
+#### 🚀 Updates
+
+- Updated `proto install --pin` to also pin even if the tool has already been installed.
+
 ## 0.17.0
 
 #### 💥 Breaking
diff --git a/crates/cli/src/commands/install.rs b/crates/cli/src/commands/install.rs
index 9ef2cfb4d..d8743c270 100644
--- a/crates/cli/src/commands/install.rs
+++ b/crates/cli/src/commands/install.rs
@@ -36,6 +36,13 @@ pub struct InstallArgs {
     pub passthrough: Vec<String>,
 }
 
+pub fn pin_global(tool: &mut Tool) -> SystemResult {
+    tool.manifest.default_version = Some(tool.get_resolved_version().to_unresolved_spec());
+    tool.manifest.save()?;
+
+    Ok(())
+}
+
 pub async fn internal_install(args: InstallArgs) -> SystemResult {
     let mut tool = load_tool(&args.id).await?;
     let version = if args.canary {
@@ -45,6 +52,10 @@ pub async fn internal_install(args: InstallArgs) -> SystemResult {
     };
 
     if !version.is_canary() && tool.is_setup(&version).await? {
+        if args.pin {
+            pin_global(&mut tool)?;
+        }
+
         info!(
             "{} has already been installed at {}",
             tool.get_name(),
@@ -91,8 +102,7 @@ pub async fn internal_install(args: InstallArgs) -> SystemResult {
     tool.cleanup().await?;
 
     if args.pin {
-        tool.manifest.default_version = Some(tool.get_resolved_version().to_unresolved_spec());
-        tool.manifest.save()?;
+        pin_global(&mut tool)?;
     }
 
     pb.finish_and_clear();
diff --git a/crates/cli/tests/install_uninstall_test.rs b/crates/cli/tests/install_uninstall_test.rs
index 4dc5598cf..f277a904b 100644
--- a/crates/cli/tests/install_uninstall_test.rs
+++ b/crates/cli/tests/install_uninstall_test.rs
@@ -196,4 +196,39 @@ mod install_uninstall {
             ])
         );
     }
+
+    #[test]
+    fn can_pin_when_already_installed() {
+        let temp = create_empty_sandbox();
+        let manifest_file = temp.path().join("tools/node/manifest.json");
+
+        let mut cmd = create_proto_command(temp.path());
+        cmd.arg("install")
+            .arg("node")
+            .arg("19.0.0")
+            .arg("--")
+            .arg("--no-bundled-npm")
+            .assert();
+
+        // Manually change it to something else
+        let mut manifest = ToolManifest::load(&manifest_file).unwrap();
+        manifest.default_version = Some(UnresolvedVersionSpec::parse("18.0.0").unwrap());
+        manifest.save().unwrap();
+
+        let mut cmd = create_proto_command(temp.path());
+        cmd.arg("install")
+            .arg("node")
+            .arg("19.0.0")
+            .arg("--pin")
+            .arg("--")
+            .arg("--no-bundled-npm")
+            .assert();
+
+        let manifest = ToolManifest::load(&manifest_file).unwrap();
+
+        assert_eq!(
+            manifest.default_version,
+            Some(UnresolvedVersionSpec::parse("19.0.0").unwrap())
+        );
+    }
 }
diff --git a/crates/core/src/events.rs b/crates/core/src/events.rs
index 2404ae1ff..7c11cf168 100644
--- a/crates/core/src/events.rs
+++ b/crates/core/src/events.rs
@@ -6,7 +6,7 @@ macro_rules! impl_event {
         impl_event!($name, (), $impl);
     };
 
-		($name:ident, $data:ty, $impl:tt) => {
+    ($name:ident, $data:ty, $impl:tt) => {
         pub struct $name $impl
 
         impl Event for $name {