diff --git a/Makefile b/Makefile
index 3f00929..bb70400 100644
--- a/Makefile
+++ b/Makefile
@@ -16,7 +16,7 @@ endif
 
 GOBUILD ?= CGO_ENABLED=0 go build
 PACKAGES ?= $(shell go list ./...)
-SOURCES ?= $(shell find . -name "*.go" -type f)
+SOURCES ?= $(shell find . -name "*.go" -type f -not -path ./.devenv/\* -not -path ./.direnv/\*)
 GENERATE ?= $(PACKAGES)
 
 TAGS ?= netgo
diff --git a/pkg/command/cmd.go b/pkg/command/cmd.go
index 2e796d0..e78c75a 100644
--- a/pkg/command/cmd.go
+++ b/pkg/command/cmd.go
@@ -15,7 +15,7 @@ var (
 		SilenceErrors: false,
 		SilenceUsage:  true,
 
-		PersistentPreRunE: func(ccmd *cobra.Command, args []string) error {
+		PersistentPreRunE: func(_ *cobra.Command, _ []string) error {
 			return setupLogger()
 		},
 
diff --git a/pkg/command/generate.go b/pkg/command/generate.go
index ed467d7..882d8b7 100644
--- a/pkg/command/generate.go
+++ b/pkg/command/generate.go
@@ -21,7 +21,7 @@ var (
 		Aliases: []string{"gen"},
 		Short:   "Generate output from template",
 		Run:     generateAction,
-		Args: func(cmd *cobra.Command, args []string) error {
+		Args: func(_ *cobra.Command, args []string) error {
 			if len(args) != 1 {
 				return fmt.Errorf("missing template argument")
 			}