diff --git a/docs/guide/pyproject.md b/docs/guide/pyproject.md
index 44317384a4..7c5a6bcc72 100644
--- a/docs/guide/pyproject.md
+++ b/docs/guide/pyproject.md
@@ -60,6 +60,20 @@ pulled in as indirect dependencies.  These are added here automatically with `ry
 excluded-dependencies = ["cffi"]
 ```
 
+## `tool.rye.universal`
+
++++ 0.36.0
+
+When this flag is enabled all `lock` and `sync` operations in the project or workspace
+operate as if `--universal` is passed.  This means that the dependency resolver will
+attempt to generate a resolution that's valid on all platforms, operating systems, and
+architectures, rather than a resolution that's specific to the current platform.
+
+```toml
+[tool.rye]
+universal = true
+```
+
 ## `tool.rye.generate-hashes`
 
 +++ 0.35.0
diff --git a/rye/src/cli/lock.rs b/rye/src/cli/lock.rs
index 97f84f2eb2..31b3b16292 100644
--- a/rye/src/cli/lock.rs
+++ b/rye/src/cli/lock.rs
@@ -40,10 +40,13 @@ pub struct Args {
     /// Set to true to lock with hashes in the lockfile.
     #[arg(long)]
     generate_hashes: bool,
+    /// Use universal lock files.
+    #[arg(long)]
+    universal: bool,
     /// Reset prior lock options.
     #[arg(long)]
     reset: bool,
-    /// Use this pyproject.toml file
+    /// Use this pyproject.toml file.
     #[arg(long, value_name = "PYPROJECT_TOML")]
     pyproject: Option<PathBuf>,
 }
@@ -62,6 +65,7 @@ pub fn execute(cmd: Args) -> Result<(), Error> {
             with_sources: cmd.with_sources,
             reset: cmd.reset,
             generate_hashes: cmd.generate_hashes,
+            universal: cmd.universal,
         },
         pyproject: cmd.pyproject,
         keyring_provider: cmd.keyring_provider,
diff --git a/rye/src/cli/sync.rs b/rye/src/cli/sync.rs
index fc10379b98..e324d8ed2e 100644
--- a/rye/src/cli/sync.rs
+++ b/rye/src/cli/sync.rs
@@ -55,6 +55,9 @@ pub struct Args {
     /// Do not reuse (reset) prior lock options.
     #[arg(long)]
     reset: bool,
+    /// Use universal lock files
+    #[arg(long)]
+    universal: bool,
 }
 
 pub fn execute(cmd: Args) -> Result<(), Error> {
@@ -78,6 +81,7 @@ pub fn execute(cmd: Args) -> Result<(), Error> {
             with_sources: cmd.with_sources,
             reset: cmd.reset,
             generate_hashes: cmd.generate_hashes,
+            universal: cmd.universal,
         },
         keyring_provider: cmd.keyring_provider,
         pyproject: cmd.pyproject,
diff --git a/rye/src/lock.rs b/rye/src/lock.rs
index 53eebb23b2..fc97bc9063 100644
--- a/rye/src/lock.rs
+++ b/rye/src/lock.rs
@@ -37,10 +37,12 @@ static REQUIREMENTS_HEADER: &str = r#"# generated by rye
 #   all-features: {{ lock_options.all_features|tojson }}
 #   with-sources: {{ lock_options.with_sources|tojson }}
 #   generate-hashes: {{ lock_options.generate_hashes|tojson }}
+#   universal: {{ lock_options.universal|tojson }}
 
 "#;
-static PARAM_RE: Lazy<Regex> =
-    Lazy::new(|| Regex::new(r"^#   (pre|features|all-features|with-sources):\s*(.*?)$").unwrap());
+static PARAM_RE: Lazy<Regex> = Lazy::new(|| {
+    Regex::new(r"^#   (pre|features|all-features|with-sources|universal):\s*(.*?)$").unwrap()
+});
 
 #[derive(Debug, Clone, Copy, PartialEq, Eq, PartialOrd, Ord)]
 pub enum LockMode {
@@ -103,6 +105,8 @@ pub struct LockOptions {
     pub reset: bool,
     /// Generate hashes in the lock file.
     pub generate_hashes: bool,
+    /// Use universal lock files.
+    pub universal: bool,
 }
 
 impl LockOptions {
@@ -141,6 +145,7 @@ impl LockOptions {
                     "with-sources" => {
                         rv.with_sources = rv.with_sources || serde_json::from_str(value)?
                     }
+                    "universal" => rv.universal = rv.universal || serde_json::from_str(value)?,
                     _ => unreachable!(),
                 }
             }
@@ -445,6 +450,7 @@ fn generate_lockfile(
                 upgrade,
                 keyring_provider,
                 lock_options.generate_hashes,
+                lock_options.universal,
             )?;
     } else {
         if keyring_provider != KeyringProvider::Disabled {
diff --git a/rye/src/pyproject.rs b/rye/src/pyproject.rs
index 600e02e606..1f0f527114 100644
--- a/rye/src/pyproject.rs
+++ b/rye/src/pyproject.rs
@@ -540,6 +540,11 @@ impl Workspace {
         generate_hashes(&self.doc)
     }
 
+    /// Should requirements.txt based locking be universal
+    pub fn universal(&self) -> bool {
+        universal(&self.doc)
+    }
+
     /// Should requirements.txt based locking include a find-links reference?
     pub fn lock_with_sources(&self) -> bool {
         lock_with_sources(&self.doc)
@@ -1019,6 +1024,14 @@ impl PyProject {
         }
     }
 
+    /// Should requirements.txt-based locking be universal?
+    pub fn universal(&self) -> bool {
+        match self.workspace {
+            Some(ref workspace) => workspace.universal(),
+            None => universal(&self.doc),
+        }
+    }
+
     /// Should requirements.txt-based locking include a find-links reference?
     pub fn lock_with_sources(&self) -> bool {
         match self.workspace {
@@ -1302,6 +1315,14 @@ fn generate_hashes(doc: &DocumentMut) -> bool {
         .unwrap_or(false)
 }
 
+fn universal(doc: &DocumentMut) -> bool {
+    doc.get("tool")
+        .and_then(|x| x.get("rye"))
+        .and_then(|x| x.get("universal"))
+        .and_then(|x| x.as_bool())
+        .unwrap_or(false)
+}
+
 fn lock_with_sources(doc: &DocumentMut) -> bool {
     doc.get("tool")
         .and_then(|x| x.get("rye"))
diff --git a/rye/src/sync.rs b/rye/src/sync.rs
index 9fb1d34413..2f4ef59d01 100644
--- a/rye/src/sync.rs
+++ b/rye/src/sync.rs
@@ -110,6 +110,11 @@ pub fn sync(mut cmd: SyncOptions) -> Result<(), Error> {
         cmd.lock_options.generate_hashes = true;
     }
 
+    // Turn on universal locking if the project demands it.
+    if pyproject.universal() {
+        cmd.lock_options.universal = true;
+    }
+
     // Turn on locking with sources if the project demands it.
     if pyproject.lock_with_sources() {
         cmd.lock_options.with_sources = true;
diff --git a/rye/src/uv.rs b/rye/src/uv.rs
index f633cc061c..1eb48fb491 100644
--- a/rye/src/uv.rs
+++ b/rye/src/uv.rs
@@ -41,6 +41,7 @@ struct UvCompileOptions {
     pub no_header: bool,
     pub keyring_provider: KeyringProvider,
     pub generate_hashes: bool,
+    pub universal: bool,
 }
 
 impl UvCompileOptions {
@@ -65,6 +66,10 @@ impl UvCompileOptions {
             cmd.arg("--exclude-newer").arg(dt);
         }
 
+        if self.universal {
+            cmd.arg("--universal");
+        }
+
         match self.upgrade {
             UvPackageUpgrade::All => {
                 cmd.arg("--upgrade");
@@ -91,6 +96,7 @@ impl Default for UvCompileOptions {
             no_header: false,
             generate_hashes: false,
             keyring_provider: KeyringProvider::Disabled,
+            universal: false,
         }
     }
 }
@@ -350,6 +356,7 @@ impl Uv {
         upgrade: UvPackageUpgrade,
         keyring_provider: KeyringProvider,
         generate_hashes: bool,
+        universal: bool,
     ) -> Result<(), Error> {
         let options = UvCompileOptions {
             allow_prerelease,
@@ -359,6 +366,7 @@ impl Uv {
             no_header: true,
             generate_hashes,
             keyring_provider,
+            universal,
         };
 
         let mut cmd = self.cmd();
@@ -608,6 +616,7 @@ impl UvWithVenv {
             no_header: true,
             generate_hashes: false,
             keyring_provider,
+            universal: false,
         };
 
         cmd.arg("pip").arg("compile");
diff --git a/rye/tests/test_sync.rs b/rye/tests/test_sync.rs
index c989c467b8..5bf4b8f64b 100644
--- a/rye/tests/test_sync.rs
+++ b/rye/tests/test_sync.rs
@@ -189,6 +189,7 @@ fn test_autosync_remember() {
     #   all-features: true
     #   with-sources: true
     #   generate-hashes: false
+    #   universal: false
 
     --index-url https://pypi.org/simple/
 
@@ -246,6 +247,7 @@ fn test_autosync_remember() {
     #   all-features: true
     #   with-sources: true
     #   generate-hashes: false
+    #   universal: false
 
     --index-url https://pypi.org/simple/