diff --git a/src/drivers/devices/lilygoT_HMI.h b/src/drivers/devices/lilygoT_HMI.h
index ec1e097..abb631f 100644
--- a/src/drivers/devices/lilygoT_HMI.h
+++ b/src/drivers/devices/lilygoT_HMI.h
@@ -36,6 +36,7 @@
 
 #define TOUCH_ENABLE (1)
 #define SDMMC_1BIT_FIX (1)
+#define SD_FREQUENCY (20000)
 #ifndef TFT_BL
 // XXX - defined in User_Setups/Setup207_LilyGo_T_HMI.h:37
 #define TFT_BL        (38) // LED back-light
diff --git a/src/drivers/storage/SDCard.cpp b/src/drivers/storage/SDCard.cpp
index 98e58df..378d874 100644
--- a/src/drivers/storage/SDCard.cpp
+++ b/src/drivers/storage/SDCard.cpp
@@ -169,9 +169,9 @@ bool SDCard::initSDcard()
 #elif defined (BUILD_SDMMC_1)
 #warning SDMMC : 1 - bit mode is not always working. If you experience issues, try other modes.
         iSD_->setPins(SDMMC_CLK, SDMMC_CMD, SDMMC_D0);
-#ifdef NERDMINER_T_HMI
+#ifdef SD_FREQUENCY
         // Need to lower frequency to 20000 for proper detection
-        cardInitialized_ = iSD_->begin("/sd", true, false, 20000);
+        cardInitialized_ = iSD_->begin("/sd", true, false, SD_FREQUENCY);
 #else
         cardInitialized_ = iSD_->begin("/sd", true);
 #endif