diff --git a/Library/Include/arm_2d_types.h b/Library/Include/arm_2d_types.h
index fe7c5ab3f..33e6a2419 100644
--- a/Library/Include/arm_2d_types.h
+++ b/Library/Include/arm_2d_types.h
@@ -21,8 +21,8 @@
  * Title:        arm_2d_types.h
  * Description:  Public header file to contain the Arm-2D structs
  *
- * $Date:        9. Aug 2023
- * $Revision:    V.1.1.2
+ * $Date:        4. Nov 2023
+ * $Revision:    V.1.1.3
  *
  * Target Processor:  Cortex-M cores
  * -------------------------------------------------------------------- */
@@ -354,9 +354,12 @@ enum {
     ARM_2D_COLOUR_MONOCHROME  =   ARM_2D_COLOUR_SZ_1BIT_msk,
     ARM_2D_COLOUR_BIN         =   ARM_2D_COLOUR_SZ_1BIT_msk,
     ARM_2D_COLOUR_1BIT        =   ARM_2D_COLOUR_SZ_1BIT_msk,
-    
+
     ARM_2D_COLOUR_MASK_A2     =   ARM_2D_M_COLOUR_SZ_2BIT_msk,
     ARM_2D_COLOUR_MASK_A4     =   ARM_2D_M_COLOUR_SZ_4BIT_msk,
+
+    ARM_2D_COLOUR_2BIT        =   ARM_2D_M_COLOUR_SZ_2BIT_msk,
+    ARM_2D_COLOUR_4BIT        =   ARM_2D_M_COLOUR_SZ_4BIT_msk,
     
     ARM_2D_COLOUR_8BIT        =   ARM_2D_COLOUR_SZ_8BIT_msk,
     ARM_2D_COLOUR_GRAY8       =   ARM_2D_COLOUR_SZ_8BIT_msk,