diff --git a/core/src/utils/field_of_study.rs b/core/src/utils/field_of_study.rs
deleted file mode 100644
index e69de29..0000000
diff --git a/core/src/utils/mod.rs b/core/src/utils/mod.rs
index 7065490..8205ec2 100644
--- a/core/src/utils/mod.rs
+++ b/core/src/utils/mod.rs
@@ -1,5 +1,4 @@
 pub mod csv;
 pub mod filetype;
 pub mod db;
-pub mod date;
-pub mod field_of_study;
\ No newline at end of file
+pub mod date;
\ No newline at end of file