diff --git a/src/main.rs b/src/main.rs
index b4b7340..ffc23e7 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -65,6 +65,14 @@ fn main() -> Result<(), Box<dyn Error>> {
         }
     };
 
+    // Ensure `temp/` exists and prepare path for `antares.json`.
+    let temp_dir = "temp";
+    let antares_file = format!("{}/antares.json", temp_dir);
+    fs::create_dir_all(temp_dir).map_err(|e| {
+        logger.log_error(&format!("Failed to create temp directory '{}': {}", temp_dir, e));
+        Box::new(std::io::Error::new(std::io::ErrorKind::Other, e.to_string()))
+    })?;
+
     // Try to deserialize into strongly-typed `Antares` list.
     let items: Antares = match serde_json::from_str::<Antares>(&response) {
         Ok(items) => {
@@ -76,8 +84,8 @@ fn main() -> Result<(), Box<dyn Error>> {
                     return Err(Box::new(e));
                 }
             };
-            fs::write("antares.json", &pretty).map_err(|e| {
-                logger.log_error(&format!("Failed to write antares.json: {}", e));
+            fs::write(&antares_file, &pretty).map_err(|e| {
+                logger.log_error(&format!("Failed to write {}: {}", antares_file, e));
                 Box::new(std::io::Error::new(std::io::ErrorKind::Other, e.to_string()))
             })?;
             logger.log(&format!("API call successful - Fetched {} items", items.len()));
@@ -93,13 +101,16 @@ fn main() -> Result<(), Box<dyn Error>> {
                         return Err(Box::new(e));
                     }
                 };
-                fs::write("antares.json", &pretty).map_err(|e| {
-                    logger.log_error(&format!("Failed to write antares.json: {}", e));
+                fs::write(&antares_file, &pretty).map_err(|e| {
+                    logger.log_error(&format!("Failed to write {}: {}", antares_file, e));
                     Box::new(std::io::Error::new(std::io::ErrorKind::Other, e.to_string()))
                 })?;
                 logger.log_info("Response saved as JSON (schema mismatch)");
             } else {
-                fs::write("antares.json", &response)?;
+                fs::write(&antares_file, &response).map_err(|e| {
+                    logger.log_error(&format!("Failed to write {}: {}", antares_file, e));
+                    Box::new(std::io::Error::new(std::io::ErrorKind::Other, e.to_string()))
+                })?;
                 logger.log_info("Response saved as raw text (not valid JSON)");
             }
             Vec::new()