diff --git a/pool.go b/pool.go
index ac3edcd..ad78fe0 100644
--- a/pool.go
+++ b/pool.go
@@ -129,13 +129,13 @@ func (p *Pool) Running() int {
 	return int(atomic.LoadInt32(&p.running))
 }
 
-// IncrRunning increases the number of the currently running goroutines
-func (p *Pool) IncrRunning() {
+// incrRunning increases the number of the currently running goroutines
+func (p *Pool) incrRunning() {
 	atomic.AddInt32(&p.running, 1)
 }
 
-// DecrRunning decreases the number of the currently running goroutines
-func (p *Pool) DecrRunning() {
+// decrRunning decreases the number of the currently running goroutines
+func (p *Pool) decrRunning() {
 	atomic.AddInt32(&p.running, -1)
 }
 
@@ -215,7 +215,7 @@ func (p *Pool) getWorker() *Worker {
 			task: make(chan f, 1),
 		}
 		w.run()
-		p.IncrRunning()
+		p.incrRunning()
 	}
 	return w
 }
diff --git a/pool_func.go b/pool_func.go
index 77221e4..c672bd2 100644
--- a/pool_func.go
+++ b/pool_func.go
@@ -134,13 +134,13 @@ func (p *PoolWithFunc) Running() int {
 	return int(atomic.LoadInt32(&p.running))
 }
 
-// IncrRunning increases the number of the currently running goroutines
-func (p *PoolWithFunc) IncrRunning() {
+// incrRunning increases the number of the currently running goroutines
+func (p *PoolWithFunc) incrRunning() {
 	atomic.AddInt32(&p.running, 1)
 }
 
-// DecrRunning decreases the number of the currently running goroutines
-func (p *PoolWithFunc) DecrRunning() {
+// decrRunning decreases the number of the currently running goroutines
+func (p *PoolWithFunc) decrRunning() {
 	atomic.AddInt32(&p.running, -1)
 }
 
@@ -220,7 +220,7 @@ func (p *PoolWithFunc) getWorker() *WorkerWithFunc {
 			args: make(chan interface{}, 1),
 		}
 		w.run()
-		p.IncrRunning()
+		p.incrRunning()
 	}
 	return w
 }
diff --git a/worker.go b/worker.go
index 8d29a3a..aa4e761 100644
--- a/worker.go
+++ b/worker.go
@@ -46,7 +46,7 @@ func (w *Worker) run() {
 	go func() {
 		for f := range w.task {
 			if f == nil {
-				w.pool.DecrRunning()
+				w.pool.decrRunning()
 				return
 			}
 			f()
diff --git a/worker_func.go b/worker_func.go
index 22b6069..277ee31 100644
--- a/worker_func.go
+++ b/worker_func.go
@@ -46,7 +46,7 @@ func (w *WorkerWithFunc) run() {
 	go func() {
 		for args := range w.args {
 			if args == nil {
-				w.pool.DecrRunning()
+				w.pool.decrRunning()
 				return
 			}
 			w.pool.poolFunc(args)