diff --git a/app/src/main/cpp/MicroPhoto.cpp b/app/src/main/cpp/MicroPhoto.cpp
index 6145f523..8d55d7c7 100644
--- a/app/src/main/cpp/MicroPhoto.cpp
+++ b/app/src/main/cpp/MicroPhoto.cpp
@@ -716,7 +716,7 @@ Java_com_xypower_mpapp_MicroPhotoService_importPublicKeyFile(
     // NrsecSpiPort spi("/dev/mtkgpioctrl");
     // NrsecSpiPort spi("/dev/spidevSE");
     // const char *port = "/dev/mtkgpioctrl";
-    const char *port = "/dev/spidevSE";
+    const char *port = "/dev/spidev0.0";
 
     if (!nrsec.Open(port))
     {
@@ -750,7 +750,7 @@ Java_com_xypower_mpapp_MicroPhotoService_importPublicKey(
 
     NrsecPort nrsec;
     // const char *port = "/dev/mtkgpioctrl";
-    const char *port = "/dev/spidevSE";
+    const char *port = "/dev/spidev0.0";
     int byteCertLen = env->GetArrayLength(cert);
     if (byteCertLen <= 0)
     {