diff --git a/runner/config.go b/runner/config.go
index 8aa4c91f..562ddc26 100644
--- a/runner/config.go
+++ b/runner/config.go
@@ -9,7 +9,6 @@ import (
 	"reflect"
 	"regexp"
 	"runtime"
-	"strings"
 	"time"
 
 	"dario.cat/mergo"
@@ -308,7 +307,6 @@ func (c *Config) preprocess() error {
 	if c.TestDataDir == "" {
 		c.TestDataDir = "testdata"
 	}
-
 	ed := c.Build.ExcludeDir
 	for i := range ed {
 		ed[i] = cleanPath(ed[i])
@@ -329,9 +327,6 @@ func (c *Config) preprocess() error {
 	// CMD will not recognize relative path like ./tmp/server
 	c.Build.Bin, err = filepath.Abs(c.Build.Bin)
 
-	// Account for spaces in filepath
-	c.Build.Bin = fmt.Sprintf("%q", c.Build.Bin)
-
 	return err
 }
 
@@ -367,8 +362,7 @@ func (c *Config) killDelay() time.Duration {
 }
 
 func (c *Config) binPath() string {
-	bin := strings.Trim(c.Build.Bin, "\"")
-	return fmt.Sprintf("%q", filepath.Join(c.Root, bin))
+	return filepath.Join(c.Root, c.Build.Bin)
 }
 
 func (c *Config) tmpPath() string {
diff --git a/runner/config_test.go b/runner/config_test.go
index 75a91825..97a1bd2a 100644
--- a/runner/config_test.go
+++ b/runner/config_test.go
@@ -117,49 +117,16 @@ func TestReadConfByName(t *testing.T) {
 }
 
 func TestConfPreprocess(t *testing.T) {
-	tests := []struct {
-		name   string
-		space  bool
-		suffix string
-	}{
-		{
-			name:   "no spaces",
-			space:  false,
-			suffix: "/_testdata/toml/tmp/main\"",
-		},
-		{
-			name:   "with spaces",
-			space:  true,
-			suffix: "/_testdata/toml/tmp space/main\"",
-		},
+	t.Setenv(airWd, "_testdata/toml")
+	df := defaultConfig()
+	err := df.preprocess()
+	if err != nil {
+		t.Fatalf("preprocess error %v", err)
 	}
-
-	for _, tt := range tests {
-
-		oWD, err := os.Getwd()
-		if err != nil {
-			t.Fatalf("failed to get currWD: %v", err)
-		}
-
-		t.Setenv(airWd, "_testdata/toml")
-		df := defaultConfig()
-		if tt.space {
-			df.Build.Bin = "./tmp space/main"
-		}
-		err = df.preprocess()
-		if err != nil {
-			t.Fatalf("%s: preprocess error %v", tt.name, err)
-		}
-
-		binPath := df.Build.Bin
-		if !strings.HasSuffix(binPath, tt.suffix) {
-			t.Fatalf("%s: bin path is %s, but not have suffix  %s.", tt.name, binPath, tt.suffix)
-		}
-
-		err = os.Chdir(oWD)
-		if err != nil {
-			t.Fatalf("failed to change back to original WD: %v", err)
-		}
+	suffix := "/_testdata/toml/tmp/main"
+	binPath := df.Build.Bin
+	if !strings.HasSuffix(binPath, suffix) {
+		t.Fatalf("bin path is %s, but not have suffix  %s.", binPath, suffix)
 	}
 }
 
diff --git a/runner/engine_test.go b/runner/engine_test.go
index f416e119..df181902 100644
--- a/runner/engine_test.go
+++ b/runner/engine_test.go
@@ -721,10 +721,7 @@ func TestRebuildWhenRunCmdUsingDLV(t *testing.T) {
 	dlvPort, f := GetPort()
 	f()
 	engine.config.Build.FullBin = fmt.Sprintf("dlv exec --accept-multiclient --log --headless --continue --listen :%d --api-version 2 ./tmp/main", dlvPort)
-	err = engine.config.preprocess()
-	if err != nil {
-		t.Fatal("config preprocess fialed! - Error: ", err)
-	}
+	_ = engine.config.preprocess()
 	go func() {
 		engine.Run()
 	}()