diff --git a/src/gadgets/rotate.rs b/src/gadgets/rotate.rs
index c7b05ebc..b7041510 100644
--- a/src/gadgets/rotate.rs
+++ b/src/gadgets/rotate.rs
@@ -79,6 +79,8 @@ mod tests {
     use crate::circuit_data::CircuitConfig;
     use crate::field::crandall_field::CrandallField;
     use crate::field::extension_field::quartic::QuarticCrandallField;
+    use crate::field::field::Field;
+    use crate::witness::PartialWitness;
 
     fn real_rotate<const D: usize>(
         num_rotation: usize,
diff --git a/src/gadgets/split_base.rs b/src/gadgets/split_base.rs
index c05ddc8e..50a5e579 100644
--- a/src/gadgets/split_base.rs
+++ b/src/gadgets/split_base.rs
@@ -67,6 +67,8 @@ mod tests {
     use super::*;
     use crate::circuit_data::CircuitConfig;
     use crate::field::crandall_field::CrandallField;
+    use crate::field::field::Field;
+    use crate::witness::PartialWitness;
 
     #[test]
     fn test_split_base() {