diff --git a/requirements.txt b/requirements.txt
index cbebcc8..7520c1b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -22,7 +22,7 @@ mccabe==0.6.1
 numpy==1.16.2
 pandas==0.23.0
 Pillow==5.1.0
-protobuf==3.7.0
+protobuf==3.18.3
 pycodestyle==2.3.1
 pyflakes==1.6.0
 pylint==1.9.2
diff --git a/resources/requirements_paperspace.txt b/resources/requirements_paperspace.txt
index 96db4a1..eb0ba04 100644
--- a/resources/requirements_paperspace.txt
+++ b/resources/requirements_paperspace.txt
@@ -22,7 +22,7 @@ mccabe==0.6.1
 numpy==1.14.4
 pandas==0.23.0
 Pillow==5.1.0
-protobuf==3.5.2.post1
+protobuf==3.18.3
 pycodestyle==2.3.1
 pyflakes==1.6.0
 pylint==1.9.2