diff --git a/.github/workflows/update_protobufs.yml b/.github/workflows/update_protobufs.yml
index f1c92b860..2732ab760 100644
--- a/.github/workflows/update_protobufs.yml
+++ b/.github/workflows/update_protobufs.yml
@@ -17,9 +17,9 @@ jobs:
 
       - name: Download nanopb
         run: |
-          wget https://jpa.kapsi.fi/nanopb/download/nanopb-0.4.9-linux-x86.tar.gz
-          tar xvzf nanopb-0.4.9-linux-x86.tar.gz
-          mv nanopb-0.4.9-linux-x86 nanopb-0.4.9
+          wget https://jpa.kapsi.fi/nanopb/download/nanopb-0.4.9.1-linux-x86.tar.gz
+          tar xvzf nanopb-0.4.9.1-linux-x86.tar.gz
+          mv nanopb-0.4.9.1-linux-x86 nanopb-0.4.9
 
       - name: Re-generate protocol buffers
         run: |