diff --git a/Makefile b/Makefile
index d0315e71..5d97b584 100644
--- a/Makefile
+++ b/Makefile
@@ -11,7 +11,7 @@ export PATH := $(BIN):$(PATH)
 export GOBIN := $(abspath $(BIN))
 COPYRIGHT_YEARS := 2021-2024
 LICENSE_IGNORE := --ignore /testdata/
-BUF_VERSION := 1.32.2
+BUF_VERSION := 1.34.0
 
 .PHONY: help
 help: ## Describe useful make targets
@@ -78,6 +78,7 @@ lintfix: $(BIN)/golangci-lint $(BIN)/buf ## Automatically fix some lint errors
 
 .PHONY: generate
 generate: $(BIN)/buf $(BIN)/protoc-gen-go $(BIN)/protoc-gen-connect-go $(BIN)/license-header ## Regenerate code and licenses
+	go mod tidy
 	rm -rf internal/gen
 	PATH="$(abspath $(BIN))" buf generate
 	license-header \
diff --git a/go.sum b/go.sum
index 20d548f0..8fccdeec 100644
--- a/go.sum
+++ b/go.sum
@@ -4,7 +4,5 @@ golang.org/x/net v0.23.0 h1:7EYJ93RZ9vYSZAIb2x3lnuvqO5zneoD6IvWjuhfxjTs=
 golang.org/x/net v0.23.0/go.mod h1:JKghWKKOSdJwpW2GEx0Ja7fmaKnMsbu+MWVZTokSYmg=
 golang.org/x/text v0.14.0 h1:ScX5w1eTa3QqT8oi6+ziP7dTV1S2+ALU0bI+0zXKWiQ=
 golang.org/x/text v0.14.0/go.mod h1:18ZOQIKpY8NJVqYksKHtTdi31H5itFRjB5/qKTNYzSU=
-google.golang.org/protobuf v1.33.0 h1:uNO2rsAINq/JlFpSdYEKIZ0uKD/R9cpdv0T+yoGwGmI=
-google.golang.org/protobuf v1.33.0/go.mod h1:c6P6GXX6sHbq/GpV6MGZEdwhWPcYBgnhAHhKbcUYpos=
 google.golang.org/protobuf v1.34.2 h1:6xV6lTsCfpGD21XK49h7MhtcApnLqkfYgPcdHftf6hg=
 google.golang.org/protobuf v1.34.2/go.mod h1:qYOHts0dSfpeUzUFpOMr/WGzszTmLH+DiWniOlNbLDw=