diff --git a/pkg/templates/compile.go b/pkg/templates/compile.go
index 3c6a9694f1..5f5e634562 100644
--- a/pkg/templates/compile.go
+++ b/pkg/templates/compile.go
@@ -272,7 +272,7 @@ func ParseTemplateFromReader(reader io.Reader, preprocessor Preprocessor, option
 	// persist verified status value and then
 	// expand all preprocessor and reparse template
 
-	// === signature verification befoer preprocessors ===
+	// === signature verification before preprocessors ===
 	template, err := parseTemplate(data, options)
 	if err != nil {
 		return nil, err
diff --git a/pkg/templates/preprocessors.go b/pkg/templates/preprocessors.go
index f730ec0983..d7e5864d6b 100644
--- a/pkg/templates/preprocessors.go
+++ b/pkg/templates/preprocessors.go
@@ -17,7 +17,9 @@ type Preprocessor interface {
 
 var (
 	preprocessorRegex    = regexp.MustCompile(`{{([a-z0-9_]+)}}`)
-	defaultPreprocessors = []Preprocessor{}
+	defaultPreprocessors = []Preprocessor{
+		&randStrPreprocessor{},
+	}
 )
 
 func getPreprocessors(preprocessor Preprocessor) []Preprocessor {