diff --git a/caldera/requirements.txt b/caldera/requirements.txt
index 795fc9f55..51efb27fa 100644
--- a/caldera/requirements.txt
+++ b/caldera/requirements.txt
@@ -1,7 +1,7 @@
 requests==2.18.4
 pyyaml==3.12
 pymongo==3.5.1
-aiohttp==2.3.2
+aiohttp==2.3.8
 aiohttp_jinja2==0.14.0
 cryptography==2.1.3
 itsdangerous==0.24
@@ -9,4 +9,4 @@ mongoengine==0.15.0
 pyDatalog==0.17.1
 ujson==1.35
 unification==0.2.2
-antlr4-python3-runtime==4.7
\ No newline at end of file
+antlr4-python3-runtime==4.7