diff --git a/cmd/root.go b/cmd/root.go
index 9bfcdaf..772763b 100644
--- a/cmd/root.go
+++ b/cmd/root.go
@@ -26,7 +26,7 @@ var rootCmd = &cobra.Command{
 		}
 
 		if version {
-			log.Printf("Local build; Unknown version\n")
+			log.Print("Local build; Unknown version\n")
 			return
 		}
 
diff --git a/pkg/coordinator/coordinator.go b/pkg/coordinator/coordinator.go
index f7866be..ff4e581 100644
--- a/pkg/coordinator/coordinator.go
+++ b/pkg/coordinator/coordinator.go
@@ -46,7 +46,7 @@ type Coordinator struct {
 	maxConcurrentTests   int
 }
 
-func NewCoordinator(config *Config, log logrus.FieldLogger, metricsPort int, maxConcurrentTests int) *Coordinator {
+func NewCoordinator(config *Config, log logrus.FieldLogger, metricsPort, maxConcurrentTests int) *Coordinator {
 	return &Coordinator{
 		log: logger.NewLogger(&logger.ScopeOptions{
 			Parent:      log,
@@ -283,14 +283,14 @@ func (c *Coordinator) runTestExecutionLoop(ctx context.Context) {
 		c.testRegistryMutex.Unlock()
 
 		if nextTest != nil {
-
 			// run next test
-			semaphore <- true
-			go func(nextTest types.Test) {
+			testFunc := func(nextTest types.Test) {
 				defer func() { <-semaphore }()
 				c.runTest(ctx, nextTest)
-			}(nextTest)
+			}
+			semaphore <- true
 
+			go testFunc(nextTest)
 		} else {
 			// sleep and wait for queue notification
 			select {