diff --git a/extension.toml b/extension.toml
index 3291148..d6e1cab 100644
--- a/extension.toml
+++ b/extension.toml
@@ -74,3 +74,4 @@ command = "gem"
 args = ["update", "--norc", "*"]
 
 [debug_adapters.rdbg]
+[debug_locators.ruby]
diff --git a/languages/ruby/config.toml b/languages/ruby/config.toml
index 26692a8..49bbab8 100644
--- a/languages/ruby/config.toml
+++ b/languages/ruby/config.toml
@@ -61,7 +61,7 @@ collapsed_placeholder = "# ..."
 tab_size = 2
 scope_opt_in_language_servers = ["tailwindcss-language-server"]
 word_characters = ["?", "!"]
-debuggers = ["RDBG"]
+debuggers = ["rdbg"]
 
 [overrides.string]
 completion_query_characters = ["-", "."]
diff --git a/src/ruby.rs b/src/ruby.rs
index 536455c..987655e 100644
--- a/src/ruby.rs
+++ b/src/ruby.rs
@@ -315,6 +315,47 @@ impl zed::Extension for RubyExtension {
             }
         }
     }
+
+    fn dap_locator_create_scenario(
+        &mut self,
+        locator_name: String,
+        build_task: zed_extension_api::TaskTemplate,
+        resolved_label: String,
+        debug_adapter_name: String,
+    ) -> Option<DebugScenario> {
+        if debug_adapter_name != "rdbg" || locator_name != "ruby" {
+            return None;
+        }
+
+        let config = RubyDebugConfig {
+            script_or_command: None,
+            script: None,
+            command: Some(build_task.command),
+            args: build_task.args,
+            env: HashMap::from_iter(build_task.env),
+            cwd: build_task.cwd,
+        };
+
+        let config = match serde_json::to_value(config) {
+            Ok(mut value) => {
+                if let Some(obj) = value.as_object_mut() {
+                    obj.entry("request").or_insert("launch".into());
+                    value.to_string()
+                } else {
+                    return None;
+                }
+            }
+            Err(_) => return None,
+        };
+
+        Some(DebugScenario {
+            adapter: debug_adapter_name,
+            label: resolved_label,
+            config,
+            tcp_connection: None,
+            build: None,
+        })
+    }
 }
 
 zed_extension_api::register_extension!(RubyExtension);