diff --git a/new/detector/composition/javascript/javascript.go b/new/detector/composition/javascript/javascript.go
index 896016fe5..fbcadc835 100644
--- a/new/detector/composition/javascript/javascript.go
+++ b/new/detector/composition/javascript/javascript.go
@@ -105,11 +105,21 @@ func New(rules map[string]*settings.Rule, classifier *classification.Classifier)
 	detectors = append(detectors, detector)
 	composition.closers = append(composition.closers, detector.Close)
 
+	presenceRules := map[string]bool{}
+	for _, rule := range jsRules {
+		if rule.TriggerRuleOnPresenceOf != "" {
+			presenceRules[rule.TriggerRuleOnPresenceOf] = true
+		}
+	}
+
 	for ruleName, rule := range jsRules {
 		patterns := rule.Patterns
 		localRuleName := ruleName
 
-		composition.customDetectorTypes = append(composition.customDetectorTypes, ruleName)
+		if !rule.IsAuxilary || presenceRules[ruleName] {
+			composition.customDetectorTypes = append(composition.customDetectorTypes, ruleName)
+		}
+
 		go func() {
 			customDetector, err := custom.New(
 				lang,
diff --git a/new/detector/composition/ruby/ruby.go b/new/detector/composition/ruby/ruby.go
index ea27d0fe8..502fbcebd 100644
--- a/new/detector/composition/ruby/ruby.go
+++ b/new/detector/composition/ruby/ruby.go
@@ -103,11 +103,20 @@ func New(rules map[string]*settings.Rule, classifier *classification.Classifier)
 	detectors = append(detectors, detector)
 	composition.closers = append(composition.closers, detector.Close)
 
+	presenceRules := map[string]bool{}
+	for _, rule := range rubyRules {
+		if rule.TriggerRuleOnPresenceOf != "" {
+			presenceRules[rule.TriggerRuleOnPresenceOf] = true
+		}
+	}
+
 	for ruleName, rule := range rubyRules {
 		patterns := rule.Patterns
 		localRuleName := ruleName
 
-		composition.customDetectorTypes = append(composition.customDetectorTypes, ruleName)
+		if !rule.IsAuxilary || presenceRules[ruleName] {
+			composition.customDetectorTypes = append(composition.customDetectorTypes, ruleName)
+		}
 
 		go func() {
 			customDetector, err := custom.New(
diff --git a/pkg/commands/process/settings/rules.go b/pkg/commands/process/settings/rules.go
index 19c56997e..8773635b5 100644
--- a/pkg/commands/process/settings/rules.go
+++ b/pkg/commands/process/settings/rules.go
@@ -207,6 +207,7 @@ func buildRules(definitions map[string]RuleDefinition, enabledRules map[string]s
 				ParamParenting: auxiliaryDefinition.ParamParenting,
 				Patterns:       auxiliaryDefinition.Patterns,
 				Stored:         auxiliaryDefinition.Stored,
+				IsAuxilary:     true,
 			}
 		}
 	}
diff --git a/pkg/commands/process/settings/settings.go b/pkg/commands/process/settings/settings.go
index 7cbba0147..a187bdf8c 100644
--- a/pkg/commands/process/settings/settings.go
+++ b/pkg/commands/process/settings/settings.go
@@ -132,6 +132,7 @@ type Rule struct {
 	Patterns                []RulePattern     `mapstructure:"patterns" json:"patterns" yaml:"patterns"`
 	DocumentationUrl        string            `mapstructure:"documentation_url" json:"documentation_url" yaml:"documentation_url"`
 	TriggerRuleOnPresenceOf string            `mapstructure:"trigger_rule_on_presence_of" json:"trigger_rule_on_presence_of" yaml:"trigger_rule_on_presence_of"`
+	IsAuxilary              bool              `mapstructure:"is_auxilary" json:"is_auxilary" yaml:"is_auxilary"`
 
 	// FIXME: remove after refactor of sql
 	Metavars       map[string]MetaVar `mapstructure:"metavars" json:"metavars" yaml:"metavars"`