diff --git a/requirements.txt b/requirements.txt
index 4a584e6..c5eba74 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -7,7 +7,7 @@
 arrow==0.14.4
 asn1crypto==0.24.0        # via cryptography
 attrdict==2.0.1           # via eth-account
-certifi==2019.6.16        # via requests
+certifi==2022.12.7        # via requests
 cffi==1.12.3              # via cryptography
 chardet==3.0.4            # via requests
 click==7.0