diff --git a/go/totp.go b/go/totp.go
index 5e2a78a..fa56380 100644
--- a/go/totp.go
+++ b/go/totp.go
@@ -130,17 +130,16 @@ func loadConfigs() {
 
 //export getConfigNames
 func getConfigNames() (**C.char, C.int) {
-	names := make([]*C.char, len(configs))
-	i := 0
+	configsLen := len(configs)
+	cArray := C.malloc(C.size_t(configsLen) * C.size_t(unsafe.Sizeof(uintptr(0))))
+
+	ar := unsafe.Slice((**C.char)(cArray), configsLen)
+	j := 0
 	for name := range configs {
-		names[i] = C.CString(name)
-		i++
+		ar[j] = C.CString(name)
 	}
 
-	cArray := (**C.char)(unsafe.Pointer(&names[0]))
-	runtime.KeepAlive(cArray)
-
-	return cArray, C.int(len(names))
+	return (**C.char)(cArray), C.int(configsLen)
 }
 
 //export getCode