diff --git a/cplugin/destination.go b/cplugin/destination.go
index 9d1004e..4e18f62 100644
--- a/cplugin/destination.go
+++ b/cplugin/destination.go
@@ -12,8 +12,6 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-//go:generate mockgen -destination=mock/destination.go -package=mock -mock_names=DestinationPlugin=DestinationPlugin,DestinationRunStream=DestinationRunStream . DestinationPlugin,DestinationRunStream
-
 package cplugin
 
 import (
diff --git a/cplugin/source.go b/cplugin/source.go
index 5293835..79deb4e 100644
--- a/cplugin/source.go
+++ b/cplugin/source.go
@@ -12,8 +12,6 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-//go:generate mockgen -destination=mock/source.go -package=mock -mock_names=SourcePlugin=SourcePlugin,SourceRunStream=SourceRunStream . SourcePlugin,SourceRunStream
-
 package cplugin
 
 import (
diff --git a/cplugin/specifier.go b/cplugin/specifier.go
index a6b9511..137cc8c 100644
--- a/cplugin/specifier.go
+++ b/cplugin/specifier.go
@@ -12,8 +12,6 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-//go:generate mockgen -destination=mock/specifier.go -package=mock -mock_names=SpecifierPlugin=SpecifierPlugin . SpecifierPlugin
-
 package cplugin
 
 import (
diff --git a/go.mod b/go.mod
index b1e45ef..dd60301 100644
--- a/go.mod
+++ b/go.mod
@@ -10,7 +10,6 @@ require (
 	github.com/hashicorp/go-hclog v1.5.0
 	github.com/hashicorp/go-plugin v1.6.1
 	github.com/matryer/is v1.4.1
-	go.uber.org/mock v0.4.0
 	google.golang.org/grpc v1.64.0
 	google.golang.org/protobuf v1.34.1
 )
diff --git a/go.sum b/go.sum
index fafc46a..0bdf13b 100644
--- a/go.sum
+++ b/go.sum
@@ -736,8 +736,6 @@ go.uber.org/automaxprocs v1.5.3 h1:kWazyxZUrS3Gs4qUpbwo5kEIMGe/DAvi5Z4tl2NW4j8=
 go.uber.org/automaxprocs v1.5.3/go.mod h1:eRbA25aqJrxAbsLO0xy5jVwPt7FQnRgjW+efnwa1WM0=
 go.uber.org/goleak v1.3.0 h1:2K3zAYmnTNqV73imy9J1T3WC+gmCePx2hEGkimedGto=
 go.uber.org/goleak v1.3.0/go.mod h1:CoHD4mav9JJNrW/WLlf7HGZPjdw8EucARQHekz1X6bE=
-go.uber.org/mock v0.4.0 h1:VcM4ZOtdbR4f6VXfiOpwpVJDL6lCReaZ6mw31wqh7KU=
-go.uber.org/mock v0.4.0/go.mod h1:a6FSlNadKUHUa9IP5Vyt1zh4fC7uAwxMutEAscFbkZc=
 go.uber.org/multierr v1.11.0 h1:blXXJkSxSSfBVBlC76pxqeO+LN3aDfLQo+309xJstO0=
 go.uber.org/multierr v1.11.0/go.mod h1:20+QtiLqy0Nd6FdQB9TLXag12DsQkrbs3htMFfDN80Y=
 go.uber.org/zap v1.27.0 h1:aJMhYGrd5QSmlpLMr2MftRKl7t8J8PTZPA732ud/XR8=
diff --git a/tools.go b/tools.go
index 4f3248d..7255152 100644
--- a/tools.go
+++ b/tools.go
@@ -19,5 +19,4 @@ package main
 import (
 	_ "github.com/bufbuild/buf/cmd/buf"
 	_ "github.com/golangci/golangci-lint/cmd/golangci-lint"
-	_ "go.uber.org/mock/mockgen"
 )