diff --git a/extensions/elixir/src/language_servers/elixir_ls.rs b/extensions/elixir/src/language_servers/elixir_ls.rs
index b503c482ab..2b4d3b2008 100644
--- a/extensions/elixir/src/language_servers/elixir_ls.rs
+++ b/extensions/elixir/src/language_servers/elixir_ls.rs
@@ -55,13 +55,11 @@ impl ElixirLs {
 
         let (platform, _arch) = zed::current_platform();
         let version_dir = format!("elixir-ls-{}", release.version);
-        let binary_path = format!(
-            "{version_dir}/language_server.{extension}",
-            extension = match platform {
-                zed::Os::Mac | zed::Os::Linux => "sh",
-                zed::Os::Windows => "bat",
-            }
-        );
+        let extension = match platform {
+            zed::Os::Mac | zed::Os::Linux => "sh",
+            zed::Os::Windows => "bat",
+        };
+        let binary_path = format!("{version_dir}/language_server.{extension}");
 
         if !fs::metadata(&binary_path).map_or(false, |stat| stat.is_file()) {
             zed::set_language_server_installation_status(
@@ -76,6 +74,10 @@ impl ElixirLs {
             )
             .map_err(|e| format!("failed to download file: {e}"))?;
 
+            zed::make_file_executable(&binary_path)?;
+            zed::make_file_executable(&format!("{version_dir}/launch.{extension}"))?;
+            zed::make_file_executable(&format!("{version_dir}/debug_adapter.{extension}"))?;
+
             let entries =
                 fs::read_dir(".").map_err(|e| format!("failed to list working directory {e}"))?;
             for entry in entries {