diff --git a/extensions/elixir/src/language_servers/lexical.rs b/extensions/elixir/src/language_servers/lexical.rs
index 5a3eab8e9dcbe3158f9adcfcc7329473491012df..d68a5d3b6c5c244e25c01af13d427191aefc2918 100644
--- a/extensions/elixir/src/language_servers/lexical.rs
+++ b/extensions/elixir/src/language_servers/lexical.rs
@@ -94,6 +94,8 @@ impl Lexical {
             )
             .map_err(|e| format!("failed to download file: {e}"))?;
 
+            zed::make_file_executable(&binary_path)?;
+
             let entries =
                 fs::read_dir(".").map_err(|e| format!("failed to list working directory {e}"))?;
             for entry in entries {