diff --git a/cmd/bd/scripttest_test.go b/cmd/bd/scripttest_test.go
index 989b8065..dd44d391 100644
--- a/cmd/bd/scripttest_test.go
+++ b/cmd/bd/scripttest_test.go
@@ -2,6 +2,7 @@ package main
 
 import (
 	"context"
+	"os"
 	"os/exec"
 	"path/filepath"
 	"runtime"
@@ -20,7 +21,8 @@ func TestScripts(t *testing.T) {
 
 	// Build the bd binary
 	exeName := "bd"
-	exe := filepath.Join(t.TempDir(), exeName)
+	binDir := t.TempDir()
+	exe := filepath.Join(binDir, exeName)
 	if err := exec.Command("go", "build", "-o", exe, ".").Run(); err != nil {
 		t.Fatal(err)
 	}
@@ -29,7 +31,11 @@ func TestScripts(t *testing.T) {
 	timeout := 2 * time.Second
 	engine := script.NewEngine()
 	engine.Cmds["bd"] = script.Program(exe, nil, timeout)
-
+	
+	// Add binDir to PATH so 'sh -c bd ...' works in test scripts
+	currentPath := os.Getenv("PATH")
+	env := []string{"PATH=" + binDir + ":" + currentPath}
+	
 	// Run all tests
-	scripttest.Test(t, context.Background(), engine, nil, "testdata/*.txt")
+	scripttest.Test(t, context.Background(), engine, env, "testdata/*.txt")
 }