diff --git a/TEF6686_ESP32.ino b/TEF6686_ESP32.ino
index 48706d8..fff0987 100644
--- a/TEF6686_ESP32.ino
+++ b/TEF6686_ESP32.ino
@@ -4768,8 +4768,11 @@ void DefaultSettings(byte userhardwaremodel) {
 
 void tftPrint(int8_t offset, const String & text, int16_t x, int16_t y, int color, int smoothcolor, const uint8_t* font) {
   if (language == LANGUAGE_CHS) {
-    if (font == FONT16) font = FONT16_CHS;
-    else if (font == FONT28) font = FONT28_CHS;
+    if (memcmp(font, FONT16, sizeof(FONT16)) == 0) {
+      font = FONT16_CHS;
+    } else if (memcmp(font, FONT28, sizeof(FONT28)) == 0) {
+      font = FONT28_CHS;
+    }
   }
 
   if (currentFont != font || resetFontOnNextCall) {
@@ -4792,13 +4795,15 @@ void tftPrint(int8_t offset, const String & text, int16_t x, int16_t y, int colo
 
 void tftReplace(int8_t offset, const String & textold, const String & text, int16_t x, int16_t y, int color, int smoothcolor, const uint8_t* font) {
   if (language == LANGUAGE_CHS) {
-    if (font == FONT16) font = FONT16_CHS;
-    if (font == FONT28) font = FONT28_CHS;
+    if (memcmp(font, FONT16, sizeof(FONT16)) == 0) {
+      font = FONT16_CHS;
+    } else if (memcmp(font, FONT28, sizeof(FONT28)) == 0) {
+      font = FONT28_CHS;
+    }
   }
 
   if (currentFont != font || resetFontOnNextCall) {
     if (currentFont != nullptr) tft.unloadFont();
-
     tft.loadFont(font);
     currentFont = font;
     resetFontOnNextCall = false;