diff --git a/src/main.rs b/src/main.rs
index 9265192..e46cfbf 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -208,19 +208,19 @@ async fn handle_scrape_write_to_file() -> Result<(), Box<dyn Error>> {
 
 async fn handle_batch_insert() -> Result<(), Box<dyn Error>> {
     println!("Handling batch insert...");
-    if !Path::new("courses.txt").is_file() {
+    if !Path::new("courses.json").is_file() {
         return Err(Box::new(std::io::Error::new(
             ErrorKind::NotFound,
             "courses.json doesn't exist, please run cargo r -- scrape".to_string(),
         )));
     }
-    if !Path::new("classes.txt").is_file() {
+    if !Path::new("classes.json").is_file() {
         return Err(Box::new(std::io::Error::new(
             ErrorKind::NotFound,
             "classes.json doesn't exist, please run cargo r -- scrape".to_string(),
         )));
     }
-    if !Path::new("times.txt").is_file() {
+    if !Path::new("times.json").is_file() {
         return Err(Box::new(std::io::Error::new(
             ErrorKind::NotFound,
             "times.json doesn't exist, please run cargo r -- scrape".to_string(),