diff --git a/requirements-pinned.txt b/requirements-pinned.txt
index 6ba03a5067..9727b411d9 100644
--- a/requirements-pinned.txt
+++ b/requirements-pinned.txt
@@ -1,4 +1,4 @@
-certifi==2019.11.28       # via requests
+certifi==2020.4.5.1       # via requests
 cffi==1.14.0              # via cryptography, pynacl
 chardet==3.0.4            # via requests
 colorama==0.4.3           # via securesystemslib