diff --git a/pkg/machine/machine.go b/pkg/machine/machine.go
index be0242d..2b258dc 100644
--- a/pkg/machine/machine.go
+++ b/pkg/machine/machine.go
@@ -843,9 +843,7 @@ func (m *Machine) processStateCtxBindings() {
 	m.activeStatesLock.Lock()
 	var toCancel []context.CancelFunc
 	for _, s := range deactivated {
-		for _, cancel := range m.indexStateCtx[s] {
-			toCancel = append(toCancel, cancel)
-		}
+		toCancel = append(toCancel, m.indexStateCtx[s]...)
 		delete(m.indexStateCtx, s)
 	}
 	m.activeStatesLock.Unlock()
diff --git a/pkg/machine/misc.go b/pkg/machine/misc.go
index bf3b503..79644bc 100644
--- a/pkg/machine/misc.go
+++ b/pkg/machine/misc.go
@@ -308,24 +308,6 @@ func (eh *ExceptionHandler) ExceptionState(e *Event) {
 
 // utils
 
-func isMapTrue(m map[string]bool) bool {
-	for _, value := range m {
-		if !value {
-			return false
-		}
-	}
-	return true
-}
-
-func isMapFalse(setMap map[string]bool) bool {
-	for _, value := range setMap {
-		if value {
-			return false
-		}
-	}
-	return true
-}
-
 // j joins state names
 func j(states []string) string {
 	return strings.Join(states, " ")