diff --git a/limited_runner.go b/limited_runner.go
index 75e4630..c571649 100644
--- a/limited_runner.go
+++ b/limited_runner.go
@@ -22,7 +22,7 @@ func NewLimitedRunner(routineLimit int) *LimitedRunner {
 func (r *LimitedRunner) Run(f func()) {
 	r.limiter <- struct{}{}
 	go func() {
+		defer func() { <-r.limiter }()
 		f()
-		<-r.limiter
 	}()
 }