diff --git a/main.go b/main.go
index 011e882..5df810c 100644
--- a/main.go
+++ b/main.go
@@ -16,15 +16,10 @@ func main() {
 	log.SetFlags(log.Ldate | log.Ltime | log.Lshortfile)
 	binDirs := []string{}
 	srcDirs := []string{}
-	for _, env := range os.Environ() {
-		if strings.HasPrefix(env, "GOPATH=") {
-			i := strings.Index(env, "=")
-			paths := filepath.SplitList(env[i+1:])
-			for _, path := range paths {
-				binDirs = append(binDirs, filepath.Join(path, "bin"))
-				srcDirs = append(srcDirs, filepath.Join(path, "src"))
-			}
-		}
+
+	for _, path := range filepath.SplitList(os.Getenv("GOPATH")) {
+		binDirs = append(binDirs, filepath.Join(path, "bin"))
+		srcDirs = append(srcDirs, filepath.Join(path, "src"))
 	}
 
 	files := []string{}