diff --git a/pyproject.toml b/pyproject.toml
index 0466776..3c2d69a 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -12,7 +12,7 @@ dependencies = [
     "apppublic",
     "sqlor",
     "ahserver",
-    "pymilrus"
+	"pymilvus"
 ]
 
 [tool.setuptools.packages.find]
diff --git a/vdb/init.py b/vdb/init.py
index 04218aa..b6eb835 100644
--- a/vdb/init.py
+++ b/vdb/init.py
@@ -35,7 +35,7 @@ async def drop_collection(request, params_kw, *args, **kwargs):
 	env = request._run_ns
 	f = awaitify(env.vdb.drop_collection)
 	try:
-		r = awiat f(colname)
+		r = await f(colname)
 		return {
 			"status": "SUCCEEDED"
 		}
@@ -55,7 +55,7 @@ async def upsert(request, params_kw, *args, **kwargs):
 	env = request._run_ns
 	f = awaitify(env.vdb.upsert)
 	try:
-		r = awiat f(colname, data)
+		r = await f(colname, data)
 		return {
 			"status": "SUCCEEDED"
 		}
@@ -73,7 +73,7 @@ async def delete(request, params_kw, *args, **kwargs):
 	env = request._run_ns
 	f = awaitify(env.vdb.delete)
 	try:
-		r = awiat f(colname, pks)
+		r = await f(colname, pks)
 		return {
 			"status": "SUCCEEDED"
 		}
@@ -97,7 +97,7 @@ async def query(request, params_kw, *args, **kwargs):
 	f1 = awaitify(env.vdb.drop_collection)
 	try:
 		f = partial(f1, colname, vector=vector, expr=expr, pagerows=pagerows, page=page, output_fields=output_fields)
-		r = awiat f()
+		r = await f()
 		return {
 			"status": "SUCCEEDED"
 			"data": r