diff --git a/Cargo.lock b/Cargo.lock
index 4b77d73fd3..cb76b68004 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1280,7 +1280,6 @@ name = "crdb-seed"
 version = "0.1.0"
 dependencies = [
  "anyhow",
- "atomicwrites",
  "camino",
  "camino-tempfile",
  "dropshot",
@@ -1289,7 +1288,6 @@ dependencies = [
  "omicron-workspace-hack",
  "ring",
  "slog",
- "tar",
  "tokio",
 ]
 
diff --git a/crdb-seed/Cargo.toml b/crdb-seed/Cargo.toml
index b2e6902a9e..b17a2f6ddd 100644
--- a/crdb-seed/Cargo.toml
+++ b/crdb-seed/Cargo.toml
@@ -5,7 +5,6 @@ edition = "2021"
 license = "MPL-2.0"
 
 [dependencies]
-atomicwrites.workspace = true
 anyhow.workspace = true
 camino.workspace = true
 camino-tempfile.workspace = true
@@ -14,6 +13,5 @@ hex.workspace = true
 omicron-test-utils.workspace = true
 ring.workspace = true
 slog.workspace = true
-tar.workspace = true
 tokio.workspace = true
 omicron-workspace-hack.workspace = true
diff --git a/test-utils/src/dev/mod.rs b/test-utils/src/dev/mod.rs
index 9efcb4a633..2b2cad7b92 100644
--- a/test-utils/src/dev/mod.rs
+++ b/test-utils/src/dev/mod.rs
@@ -135,7 +135,8 @@ pub async fn test_setup_database(
     setup_database(log, source).await.unwrap()
 }
 
-// TODO: switch to anyhow entirely -- this function is currently a mishmash
+// TODO: switch to anyhow entirely -- this function is currently a mishmash of
+// anyhow and unwrap/expect calls.
 async fn setup_database(
     log: &Logger,
     storage_source: StorageSource,