diff --git a/requirements-test.in b/requirements-test.in
index 25fda89..394c6c3 100644
--- a/requirements-test.in
+++ b/requirements-test.in
@@ -19,8 +19,9 @@
 # For those usages not covered by the Apache License, Version 2.0 please
 # contact: helena.mcgough@intel.com or adrian.hoban@intel.com
 ##
+certifi
+charset-normalizer<3 # Required by aiohttp in LCM via N2VC
 coverage
 mock
 nose2
 requests-mock
-certifi
\ No newline at end of file