diff --git a/pyproject.toml b/pyproject.toml
index 4bb4ac5..63c4128 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -36,7 +36,7 @@ classifiers = [
 
 dependencies = [
     "ccptools >= 1.1, <2",
-    "protobuf == 5.27.2",
+    "protobuf == 7.34.0rc1",
     "grpcio >=1.66.1, <2",
     "grpcio-tools >=1.66.1, <2",
     "googleapis-common-protos >=1.65, <2"
diff --git a/requirements.txt b/requirements.txt
index 79e8f24..d7a54f8 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,4 +3,4 @@ ccptools >= 1.1, <2
 grpcio >=1.66.1, <2
 grpcio-tools >=1.66.1, <2
 googleapis-common-protos >=1.65, <2
-protobuf == 5.27.2
+protobuf == 7.34.0rc1