diff --git a/raspi_install/raspi-requirements.txt b/raspi_install/raspi-requirements.txt
index 75185940..5dbe663b 100644
--- a/raspi_install/raspi-requirements.txt
+++ b/raspi_install/raspi-requirements.txt
@@ -12,7 +12,7 @@ idna==2.6
 jsonlines==1.2.0
 Markdown==2.6.10
 Pillow==5.0.0
-protobuf==3.5.1
+protobuf==3.15.0
 pycparser==2.18
 pyparsing==2.2.0
 pypng==0.0.18