diff --git a/homestar-invocation/src/invocation.rs b/homestar-invocation/src/invocation.rs
index 547d80b7..0f91e18a 100644
--- a/homestar-invocation/src/invocation.rs
+++ b/homestar-invocation/src/invocation.rs
@@ -81,7 +81,7 @@ mod test {
     use crate::{
         authority::UcanPrf,
         task::{instruction::RunInstruction, Resources},
-        test_utils, Unit,
+        test_utils,
     };
 
     #[test]
diff --git a/homestar-invocation/src/task.rs b/homestar-invocation/src/task.rs
index 613f6052..f5a40e4b 100644
--- a/homestar-invocation/src/task.rs
+++ b/homestar-invocation/src/task.rs
@@ -190,7 +190,7 @@ where
 #[cfg(test)]
 mod test {
     use super::*;
-    use crate::{consts::WASM_MAX_MEMORY, test_utils, Unit};
+    use crate::{consts::WASM_MAX_MEMORY, test_utils};
 
     #[test]
     fn ipld_roundtrip() {
diff --git a/homestar-invocation/src/task/config.rs b/homestar-invocation/src/task/config.rs
index 1f7b61a9..c4f4b4c7 100644
--- a/homestar-invocation/src/task/config.rs
+++ b/homestar-invocation/src/task/config.rs
@@ -138,7 +138,6 @@ impl TryFrom<Ipld> for Resources {
 #[cfg(test)]
 mod test {
     use super::*;
-    use std::collections::BTreeMap;
 
     #[test]
     fn ipld_roundtrip() {
diff --git a/homestar-invocation/src/task/instruction.rs b/homestar-invocation/src/task/instruction.rs
index 9c839847..115fc0dc 100644
--- a/homestar-invocation/src/task/instruction.rs
+++ b/homestar-invocation/src/task/instruction.rs
@@ -471,7 +471,7 @@ impl<'a, T> JsonSchema for Instruction<'a, T> {
 #[cfg(test)]
 mod test {
     use super::*;
-    use crate::{test_utils, Unit, DAG_CBOR};
+    use crate::{test_utils, DAG_CBOR};
     use libipld::{
         cbor::DagCborCodec,
         multihash::{Code, MultihashDigest},
diff --git a/homestar-workflow/src/workflow.rs b/homestar-workflow/src/workflow.rs
index b50d47d9..7168ba4c 100644
--- a/homestar-workflow/src/workflow.rs
+++ b/homestar-workflow/src/workflow.rs
@@ -122,7 +122,7 @@ mod test {
     use homestar_invocation::{
         authority::UcanPrf,
         task::{instruction::RunInstruction, Resources},
-        test_utils, Unit,
+        test_utils,
     };
     use std::assert_eq;