diff --git a/tests/codex/merkletree/helpers.nim b/tests/codex/merkletree/helpers.nim
index 5816a12a..848b8469 100644
--- a/tests/codex/merkletree/helpers.nim
+++ b/tests/codex/merkletree/helpers.nim
@@ -5,7 +5,7 @@ import ../helpers
 
 export merkletree, helpers
 
-converter toBool*(x: CtBool): bool =
+converter toBool*(x: CTBool): bool =
   bool(x)
 
 proc `==`*(a, b: Poseidon2Tree): bool =
diff --git a/tests/codex/node/helpers.nim b/tests/codex/node/helpers.nim
index 2b73649a..8ca067f9 100644
--- a/tests/codex/node/helpers.nim
+++ b/tests/codex/node/helpers.nim
@@ -71,8 +71,8 @@ template setupAndTearDown*() {.dirty.} =
     network: BlockExcNetwork
     clock: Clock
     localStore: RepoStore
-    localStoreRepoDs: DataStore
-    localStoreMetaDs: DataStore
+    localStoreRepoDs: Datastore
+    localStoreMetaDs: Datastore
     engine: BlockExcEngine
     store: NetworkStore
     node: CodexNodeRef
diff --git a/tests/helpers/templeveldb.nim b/tests/helpers/templeveldb.nim
index 97b40553..05433691 100644
--- a/tests/helpers/templeveldb.nim
+++ b/tests/helpers/templeveldb.nim
@@ -14,9 +14,9 @@ var number = 0
 proc newDb*(self: TempLevelDb): Datastore =
   if self.currentPath.len > 0:
     raiseAssert("TempLevelDb already active.")
-  self.currentPath = getTempDir() / "templeveldb" / $number / $getmonotime()
+  self.currentPath = getTempDir() / "templeveldb" / $number / $getMonoTime()
   inc number
-  createdir(self.currentPath)
+  createDir(self.currentPath)
   self.ds = LevelDbDatastore.new(self.currentPath).tryGet()
   return self.ds
 
@@ -26,5 +26,5 @@ proc destroyDb*(self: TempLevelDb): Future[void] {.async.} =
   try:
     (await self.ds.close()).tryGet()
   finally:
-    removedir(self.currentPath)
+    removeDir(self.currentPath)
     self.currentPath = ""