diff --git a/drivers/gdisp/SSD2119/gdisp_lld_SSD2119.c b/drivers/gdisp/SSD2119/gdisp_lld_SSD2119.c
index e32e2b12..29afaab5 100644
--- a/drivers/gdisp/SSD2119/gdisp_lld_SSD2119.c
+++ b/drivers/gdisp/SSD2119/gdisp_lld_SSD2119.c
@@ -158,7 +158,7 @@ LLDSPEC bool_t gdisp_lld_init(GDisplay* g) {
 	gfxSleepMicroseconds(5);
 
 	// Configure pixel color format and MCU interface parameters.
-	write_reg(g, SSD2119_REG_ENTRY_MODE, 0x6838); // ENTRY_MODE_DEFAULT
+	write_reg(g, SSD2119_REG_ENTRY_MODE, 0x6830); // ENTRY_MODE_DEFAULT
 	gfxSleepMicroseconds(5);
 
 	// Set analog parameters.
@@ -365,8 +365,8 @@ LLDSPEC bool_t gdisp_lld_init(GDisplay* g) {
 			switch((orientation_t)g->p.ptr) {
 			case GDISP_ROTATE_0:
 				acquire_bus(g);
-				/* ID = 11 AM = 1 */
-				write_reg(g, SSD2119_REG_ENTRY_MODE, 0x6838);
+				/* ID = 11 AM = 0 */
+				write_reg(g, SSD2119_REG_ENTRY_MODE, 0x6830);
 				release_bus(g);
 				g->g.Height = GDISP_SCREEN_HEIGHT;
 				g->g.Width = GDISP_SCREEN_WIDTH;