diff --git a/requirements.txt b/requirements.txt
index 5ea5e9a..4e5b030 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -9,7 +9,7 @@ cryptography==2.8
 seaborn==0.9.0
 pyOpenSSL==19.0.0
 brotli==1.0.7
-protobuf==3.11.3
+protobuf==5.29.0
 ipaddr==2.2.0
 mock==3.0.5
 ordereddict==1.1
diff --git a/requirements/dev.txt b/requirements/dev.txt
index 5ea5e9a..4e5b030 100644
--- a/requirements/dev.txt
+++ b/requirements/dev.txt
@@ -9,7 +9,7 @@ cryptography==2.8
 seaborn==0.9.0
 pyOpenSSL==19.0.0
 brotli==1.0.7
-protobuf==3.11.3
+protobuf==5.29.0
 ipaddr==2.2.0
 mock==3.0.5
 ordereddict==1.1
diff --git a/requirements/prod.txt b/requirements/prod.txt
index 5ea5e9a..4e5b030 100644
--- a/requirements/prod.txt
+++ b/requirements/prod.txt
@@ -9,7 +9,7 @@ cryptography==2.8
 seaborn==0.9.0
 pyOpenSSL==19.0.0
 brotli==1.0.7
-protobuf==3.11.3
+protobuf==5.29.0
 ipaddr==2.2.0
 mock==3.0.5
 ordereddict==1.1
diff --git a/requirements/test.txt b/requirements/test.txt
index 5ea5e9a..4e5b030 100644
--- a/requirements/test.txt
+++ b/requirements/test.txt
@@ -9,7 +9,7 @@ cryptography==2.8
 seaborn==0.9.0
 pyOpenSSL==19.0.0
 brotli==1.0.7
-protobuf==3.11.3
+protobuf==5.29.0
 ipaddr==2.2.0
 mock==3.0.5
 ordereddict==1.1