diff --git a/benchmarks/osb/requirements.txt b/benchmarks/osb/requirements.txt
index 423253c71..cf64c6a28 100644
--- a/benchmarks/osb/requirements.txt
+++ b/benchmarks/osb/requirements.txt
@@ -4,7 +4,7 @@
 #
 #    pip-compile
 #
-aiohttp==3.8.5
+aiohttp==3.9.2
     # via opensearch-py
 aiosignal==1.2.0
     # via aiohttp
@@ -20,8 +20,6 @@ certifi==2023.7.22
     # via
     #   opensearch-benchmark
     #   opensearch-py
-charset-normalizer==2.0.12
-    # via aiohttp
 frozenlist==1.3.0
     # via
     #   aiohttp