diff --git a/simple.program b/simple.leo
similarity index 100%
rename from simple.program
rename to simple.leo
diff --git a/simple_import.program b/simple_import.leo
similarity index 100%
rename from simple_import.program
rename to simple_import.leo
diff --git a/src/aleo_program/imports.rs b/src/aleo_program/imports.rs
index 4688a0815c..49020fac9f 100644
--- a/src/aleo_program/imports.rs
+++ b/src/aleo_program/imports.rs
@@ -47,7 +47,7 @@ impl<'ast> Import<'ast> {
 
     pub fn get_file(&self) -> String {
         let path = self.get_source().to_str().unwrap();
-        format!("{}.program", path)
+        format!("{}.leo", path)
     }
 }
 
diff --git a/src/lib.rs b/src/lib.rs
index b63467e415..1d21faa056 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -12,5 +12,3 @@ extern crate lazy_static;
 pub mod ast;
 
 pub mod aleo_program;
-
-// pub mod zokrates_program;
diff --git a/src/main.rs b/src/main.rs
index e1f20ddbf0..f4eb6d7ed2 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -38,7 +38,7 @@ impl<F: Field + PrimeField> ConstraintSynthesizer<F> for Benchmark<F> {
         cs: &mut CS,
     ) -> Result<(), SynthesisError> {
         // Read in file as string
-        let unparsed_file = fs::read_to_string("simple.program").expect("cannot read file");
+        let unparsed_file = fs::read_to_string("simple.leo").expect("cannot read file");
 
         // Parse the file using langauge.pest
         let mut file = ast::parse(&unparsed_file).expect("unsuccessful parse");