1 files changed, 5 insertions, 0 deletions
diff --git a/cmd.go b/cmd.go
index fca36cb..45cb18d 100644
--- a/cmd.go
+++ b/cmd.go
@@ -5,13 +5,18 @@ import (
 	"context"
 	"errors"
 	"os/exec"
+	"sync"
 )
 
+var mut sync.Mutex
 var gitbinpath string
 
 func findbin() string {
 	if gitbinpath == "" {
+		mut.Lock()
 		gitbinpath, _ = exec.LookPath("git")
+		mut.Unlock()
+
 		if gitbinpath == "" {
 			panic("failed to find 'git' executable")
 		}