diff --git a/Marlin/src/HAL/HAL_DUE/u8g_com_HAL_DUE_shared_hw_spi.cpp b/Marlin/src/HAL/HAL_DUE/u8g_com_HAL_DUE_shared_hw_spi.cpp
index 7c91f746c6..0dab3bb412 100644
--- a/Marlin/src/HAL/HAL_DUE/u8g_com_HAL_DUE_shared_hw_spi.cpp
+++ b/Marlin/src/HAL/HAL_DUE/u8g_com_HAL_DUE_shared_hw_spi.cpp
@@ -62,10 +62,7 @@
 
 #if ENABLED(DOGLCD)
 
-#pragma GCC diagnostic push
-#pragma GCC diagnostic ignored "-Wuninitialized"
 #include <U8glib.h>
-#pragma GCC diagnostic pop
 
 #include "../../Marlin.h"
 
diff --git a/Marlin/src/HAL/HAL_DUE/u8g_com_HAL_DUE_st7920_sw_spi.cpp b/Marlin/src/HAL/HAL_DUE/u8g_com_HAL_DUE_st7920_sw_spi.cpp
index 3466d8b1c3..df33f9db62 100644
--- a/Marlin/src/HAL/HAL_DUE/u8g_com_HAL_DUE_st7920_sw_spi.cpp
+++ b/Marlin/src/HAL/HAL_DUE/u8g_com_HAL_DUE_st7920_sw_spi.cpp
@@ -59,10 +59,7 @@
 
 #if ENABLED(DOGLCD)
 
-#pragma GCC diagnostic push
-#pragma GCC diagnostic ignored "-Wuninitialized"
 #include <U8glib.h>
-#pragma GCC diagnostic pop
 #include <Arduino.h>
 #include "../Delay.h"
 
diff --git a/Marlin/src/HAL/HAL_LPC1768/u8g_com_HAL_LPC1768_hw_spi.cpp b/Marlin/src/HAL/HAL_LPC1768/u8g_com_HAL_LPC1768_hw_spi.cpp
index d1100c4b90..9cd913f743 100644
--- a/Marlin/src/HAL/HAL_LPC1768/u8g_com_HAL_LPC1768_hw_spi.cpp
+++ b/Marlin/src/HAL/HAL_LPC1768/u8g_com_HAL_LPC1768_hw_spi.cpp
@@ -60,10 +60,7 @@
 #if ENABLED(DOGLCD)
 
 //#include <inttypes.h>
-#pragma GCC diagnostic push
-#pragma GCC diagnostic ignored "-Wuninitialized"
 #include <U8glib.h>
-#pragma GCC diagnostic pop
 
 #define SPI_FULL_SPEED 0
 #define SPI_HALF_SPEED 1
diff --git a/Marlin/src/HAL/HAL_LPC1768/u8g_com_HAL_LPC1768_ssd_hw_i2c.cpp b/Marlin/src/HAL/HAL_LPC1768/u8g_com_HAL_LPC1768_ssd_hw_i2c.cpp
index 0ed2b2ec2d..06399d3947 100644
--- a/Marlin/src/HAL/HAL_LPC1768/u8g_com_HAL_LPC1768_ssd_hw_i2c.cpp
+++ b/Marlin/src/HAL/HAL_LPC1768/u8g_com_HAL_LPC1768_ssd_hw_i2c.cpp
@@ -81,10 +81,7 @@
 
 #if ENABLED(DOGLCD)
 
-#pragma GCC diagnostic push
-#pragma GCC diagnostic ignored "-Wuninitialized"
 #include <U8glib.h>
-#pragma GCC diagnostic pop
 
 #define I2C_SLA         (0x3C*2)
 //#define I2C_CMD_MODE  0x080
diff --git a/Marlin/src/HAL/HAL_LPC1768/u8g_com_HAL_LPC1768_st7920_hw_spi.cpp b/Marlin/src/HAL/HAL_LPC1768/u8g_com_HAL_LPC1768_st7920_hw_spi.cpp
index 537da9763a..c61fa4a8ce 100644
--- a/Marlin/src/HAL/HAL_LPC1768/u8g_com_HAL_LPC1768_st7920_hw_spi.cpp
+++ b/Marlin/src/HAL/HAL_LPC1768/u8g_com_HAL_LPC1768_st7920_hw_spi.cpp
@@ -60,10 +60,7 @@
 #if ENABLED(DOGLCD)
 
 //#include <inttypes.h>
-#pragma GCC diagnostic push
-#pragma GCC diagnostic ignored "-Wuninitialized"
 #include <U8glib.h>
-#pragma GCC diagnostic pop
 #include "../Delay.h"
 
 #define SPI_FULL_SPEED 0
diff --git a/Marlin/src/HAL/HAL_LPC1768/u8g_com_HAL_LPC1768_st7920_sw_spi.cpp b/Marlin/src/HAL/HAL_LPC1768/u8g_com_HAL_LPC1768_st7920_sw_spi.cpp
index 32a0ec66fd..700ed59463 100644
--- a/Marlin/src/HAL/HAL_LPC1768/u8g_com_HAL_LPC1768_st7920_sw_spi.cpp
+++ b/Marlin/src/HAL/HAL_LPC1768/u8g_com_HAL_LPC1768_st7920_sw_spi.cpp
@@ -59,10 +59,7 @@
 
 #if ENABLED(DOGLCD)
 
-#pragma GCC diagnostic push
-#pragma GCC diagnostic ignored "-Wuninitialized"
 #include <U8glib.h>
-#pragma GCC diagnostic pop
 #include "SoftwareSPI.h"
 #include "../Delay.h"
 
diff --git a/Marlin/src/HAL/HAL_LPC1768/u8g_com_HAL_LPC1768_sw_spi.cpp b/Marlin/src/HAL/HAL_LPC1768/u8g_com_HAL_LPC1768_sw_spi.cpp
index 476e142401..533ebda37c 100644
--- a/Marlin/src/HAL/HAL_LPC1768/u8g_com_HAL_LPC1768_sw_spi.cpp
+++ b/Marlin/src/HAL/HAL_LPC1768/u8g_com_HAL_LPC1768_sw_spi.cpp
@@ -59,10 +59,7 @@
 
 #if ENABLED(DOGLCD)
 
-#pragma GCC diagnostic push
-#pragma GCC diagnostic ignored "-Wuninitialized"
 #include <U8glib.h>
-#pragma GCC diagnostic pop
 #include "SoftwareSPI.h"
 
 #define SPI_SPEED 2  // About 2 MHz
diff --git a/Marlin/src/lcd/dogm/u8g_dev_ssd1306_sh1106_128x64_I2C.cpp b/Marlin/src/lcd/dogm/u8g_dev_ssd1306_sh1106_128x64_I2C.cpp
index af1a8819fc..3249068299 100644
--- a/Marlin/src/lcd/dogm/u8g_dev_ssd1306_sh1106_128x64_I2C.cpp
+++ b/Marlin/src/lcd/dogm/u8g_dev_ssd1306_sh1106_128x64_I2C.cpp
@@ -69,10 +69,7 @@
 
 #if ENABLED(DOGLCD)
 
-#pragma GCC diagnostic push
-#pragma GCC diagnostic ignored "-Wuninitialized"
 #include <U8glib.h>
-#pragma GCC diagnostic pop
 #include "HAL_LCD_com_defines.h"
 
 #define WIDTH 128
diff --git a/Marlin/src/lcd/dogm/u8g_dev_st7565_64128n_HAL.cpp b/Marlin/src/lcd/dogm/u8g_dev_st7565_64128n_HAL.cpp
index 3273fc7dc3..fda5a79c9e 100644
--- a/Marlin/src/lcd/dogm/u8g_dev_st7565_64128n_HAL.cpp
+++ b/Marlin/src/lcd/dogm/u8g_dev_st7565_64128n_HAL.cpp
@@ -57,10 +57,7 @@
 
 #if ENABLED(DOGLCD)
 
-#pragma GCC diagnostic push
-#pragma GCC diagnostic ignored "-Wuninitialized"
 #include <U8glib.h>
-#pragma GCC diagnostic pop
 
 #include "HAL_LCD_com_defines.h"
 
diff --git a/Marlin/src/lcd/dogm/u8g_dev_st7920_128x64_HAL.cpp b/Marlin/src/lcd/dogm/u8g_dev_st7920_128x64_HAL.cpp
index 774a709463..86a9fd110b 100644
--- a/Marlin/src/lcd/dogm/u8g_dev_st7920_128x64_HAL.cpp
+++ b/Marlin/src/lcd/dogm/u8g_dev_st7920_128x64_HAL.cpp
@@ -57,10 +57,7 @@
 
 #if ENABLED(DOGLCD)
 
-#pragma GCC diagnostic push
-#pragma GCC diagnostic ignored "-Wuninitialized"
 #include <U8glib.h>
-#pragma GCC diagnostic pop
 
 #include "HAL_LCD_com_defines.h"
 
diff --git a/Marlin/src/lcd/dogm/u8g_dev_uc1701_mini12864_HAL.cpp b/Marlin/src/lcd/dogm/u8g_dev_uc1701_mini12864_HAL.cpp
index 36427a8040..e58bb34fae 100644
--- a/Marlin/src/lcd/dogm/u8g_dev_uc1701_mini12864_HAL.cpp
+++ b/Marlin/src/lcd/dogm/u8g_dev_uc1701_mini12864_HAL.cpp
@@ -61,10 +61,7 @@
 
 #if ENABLED(DOGLCD)
 
-#pragma GCC diagnostic push
-#pragma GCC diagnostic ignored "-Wuninitialized"
 #include <U8glib.h>
-#pragma GCC diagnostic pop
 
 #include "HAL_LCD_com_defines.h"
 
diff --git a/Marlin/src/lcd/dogm/ultralcd_st7920_u8glib_rrd_AVR.cpp b/Marlin/src/lcd/dogm/ultralcd_st7920_u8glib_rrd_AVR.cpp
index 3448eac11e..71f61a08c3 100644
--- a/Marlin/src/lcd/dogm/ultralcd_st7920_u8glib_rrd_AVR.cpp
+++ b/Marlin/src/lcd/dogm/ultralcd_st7920_u8glib_rrd_AVR.cpp
@@ -42,10 +42,7 @@
 #define LCD_PIXEL_WIDTH 128
 #define LCD_PIXEL_HEIGHT 64
 
-#pragma GCC diagnostic push
-#pragma GCC diagnostic ignored "-Wuninitialized"
 #include <U8glib.h>
-#pragma GCC diagnostic pop
 
 //set optimization so ARDUINO optimizes this file
 #pragma GCC optimize (3)
diff --git a/Marlin/src/lcd/lcdprint_u8g.cpp b/Marlin/src/lcd/lcdprint_u8g.cpp
index 2a1c44b8c9..37ddd4f088 100644
--- a/Marlin/src/lcd/lcdprint_u8g.cpp
+++ b/Marlin/src/lcd/lcdprint_u8g.cpp
@@ -11,10 +11,7 @@
 
 #if ENABLED(DOGLCD)
 
-#pragma GCC diagnostic push
-#pragma GCC diagnostic ignored "-Wuninitialized"
 #include <U8glib.h>
-#pragma GCC diagnostic pop
 extern U8GLIB *pu8g;
 #define _lcd_write(a) pu8g->print(a)
 #define _lcd_setcursor(col, row) pu8g->setPrintPos((col), (row));
diff --git a/Marlin/src/lcd/ultralcd_impl_DOGM.h b/Marlin/src/lcd/ultralcd_impl_DOGM.h
index 436b16f56e..06d8342e92 100644
--- a/Marlin/src/lcd/ultralcd_impl_DOGM.h
+++ b/Marlin/src/lcd/ultralcd_impl_DOGM.h
@@ -58,10 +58,7 @@
   #include "../libs/duration_t.h"
 #endif
 
-#pragma GCC diagnostic push
-#pragma GCC diagnostic ignored "-Wuninitialized"
 #include <U8glib.h>
-#pragma GCC diagnostic pop
 
 #include "fontutils.h"
 #include "u8g_fontutf8.h"