diff --git a/.golangci.yml b/.golangci.yml
index 1532b8c6..7cd4b2ab 100644
--- a/.golangci.yml
+++ b/.golangci.yml
@@ -55,7 +55,7 @@ linters:
     # - dupl
     # - errcheck
     - exhaustive
-    # - gocritic
+    - gocritic
     - golint
     - gci
     - gomodguard
diff --git a/internal/cmd/config/add.go b/internal/cmd/config/add.go
index 8d1cc56a..b040d353 100644
--- a/internal/cmd/config/add.go
+++ b/internal/cmd/config/add.go
@@ -51,8 +51,7 @@ func runAdd(s state.State, cmd *cobra.Command, args []string) error {
 	switch opt.T().(type) {
 	case []string:
 		before := util.AnyToStringSlice(val)
-		newVal := append(before, values...)
-		newVal = util.RemoveDuplicates(newVal)
+		newVal := util.RemoveDuplicates(append(before, values...))
 		val = newVal
 		added = util.ToAnySlice(util.SliceDiff[[]string](newVal, before))
 	default:
diff --git a/internal/cmd/output/output.go b/internal/cmd/output/output.go
index 03f06b5f..22a7926b 100644
--- a/internal/cmd/output/output.go
+++ b/internal/cmd/output/output.go
@@ -265,7 +265,7 @@ func (o *Table) WriteHeader(columns []string) {
 		if alias, ok := o.fieldAlias[col]; ok {
 			col = alias
 		}
-		header = append(header, strings.Replace(strings.ToUpper(col), "_", " ", -1))
+		header = append(header, strings.ReplaceAll(strings.ToUpper(col), "_", " "))
 	}
 	_, _ = fmt.Fprintln(o.w, strings.Join(header, "\t"))
 }
@@ -296,7 +296,7 @@ func (o *Table) Write(columns []string, obj interface{}) {
 			out = append(out, fn(obj))
 			continue
 		}
-		if value, ok := dataL[strings.Replace(colName, "_", "", -1)]; ok {
+		if value, ok := dataL[strings.ReplaceAll(colName, "_", "")]; ok {
 			if value == nil {
 				out = append(out, util.NA(""))
 				continue
diff --git a/internal/cmd/util/util.go b/internal/cmd/util/util.go
index 7e1d91f3..7d60e021 100644
--- a/internal/cmd/util/util.go
+++ b/internal/cmd/util/util.go
@@ -72,6 +72,8 @@ func GrossPrice(price hcloud.Price) string {
 	switch price.Currency {
 	case "EUR":
 		currencyDisplay = "€"
+	default:
+		// unchanged
 	}
 
 	// The code/symbol and the amount are separated by a non-breaking space:
@@ -176,7 +178,7 @@ func PrefixLines(text, prefix string) string {
 // DescribeFormat prints the passed object using the passed format string to stdout.
 func DescribeFormat(object interface{}, format string) error {
 	if !strings.HasSuffix(format, "\n") {
-		format = format + "\n"
+		format += "\n"
 	}
 	t, err := template.New("").Parse(format)
 	if err != nil {
diff --git a/internal/state/config/options.go b/internal/state/config/options.go
index 1d143a76..51674331 100644
--- a/internal/state/config/options.go
+++ b/internal/state/config/options.go
@@ -365,8 +365,9 @@ func (o *Option[T]) Completions() []string {
 	switch any(t).(type) {
 	case bool:
 		return []string{"true", "false"}
+	default:
+		return nil
 	}
-	return nil
 }
 
 func (o *Option[T]) Parse(values []string) (any, error) {