diff --git a/requirements.txt b/requirements.txt
index f0fac3f..d58a525 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -23,7 +23,7 @@ pandas==0.23.0
 picamera==1.13
 pipenv==2018.11.14
 pkg-resources==0.0.0
-protobuf==3.5.2.post1
+protobuf==3.15.0
 pyasn1==0.1.9
 pycrypto==2.6.1
 pygobject==3.22.0