diff --git a/CMakeLists.txt b/CMakeLists.txt
index 3aa6fbc..2eb66fa 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -8,7 +8,7 @@ include($ENV{PICO_SDK_PATH}/external/pico_sdk_import.cmake)
 
 
 project(fanpico
-  VERSION 1.5.0
+  VERSION 1.5.1
   LANGUAGES C CXX ASM
   )
 set(CMAKE_C_STANDARD 11)
diff --git a/src/display_lcd.c b/src/display_lcd.c
index a55882e..a681f7b 100644
--- a/src/display_lcd.c
+++ b/src/display_lcd.c
@@ -264,7 +264,7 @@ void lcd_display_init()
 	int dtype = LCD_INVALID;
 	int flags = FLAGS_NONE;
 	int orientation = LCD_ORIENTATION_90;
-	int32_t spi_freq = (48 * 1000 * 1000); // Default to 48MHz
+	int32_t spi_freq = 30000000; // Default SPI bus frequency 30MHz
 	const char *lcd_name = "";
 	int val;
 	char *args, *tok, *saveptr;