diff --git a/lib/bsp/standalone/src/cortexa53/32bit/xil_printf.c b/lib/bsp/standalone/src/cortexa53/32bit/xil_printf.c
index 2643ef08..73279f35 100644
--- a/lib/bsp/standalone/src/cortexa53/32bit/xil_printf.c
+++ b/lib/bsp/standalone/src/cortexa53/32bit/xil_printf.c
@@ -285,6 +285,7 @@ void xil_printf( const char8 *ctrl1, ...)
                 }
 				Check = 1;
                 break;
+            case 'X':
             case 'x':
                 outnum((s32)va_arg(argp, s32), 16L, &par);
                 Check = 1;
diff --git a/lib/bsp/standalone/src/cortexa53/64bit/xil_printf.c b/lib/bsp/standalone/src/cortexa53/64bit/xil_printf.c
index a43ae4d3..9a160000 100644
--- a/lib/bsp/standalone/src/cortexa53/64bit/xil_printf.c
+++ b/lib/bsp/standalone/src/cortexa53/64bit/xil_printf.c
@@ -274,6 +274,7 @@ void xil_printf( const char8 *ctrl1, ...)
                 }
 				Check = 1;
                 break;
+            case 'X':
             case 'x':
                 outnum((s32)va_arg(argp, s32), 16L, &par);
                 Check = 1;
diff --git a/lib/bsp/standalone/src/cortexa9/xil_printf.c b/lib/bsp/standalone/src/cortexa9/xil_printf.c
index 2643ef08..73279f35 100644
--- a/lib/bsp/standalone/src/cortexa9/xil_printf.c
+++ b/lib/bsp/standalone/src/cortexa9/xil_printf.c
@@ -285,6 +285,7 @@ void xil_printf( const char8 *ctrl1, ...)
                 }
 				Check = 1;
                 break;
+            case 'X':
             case 'x':
                 outnum((s32)va_arg(argp, s32), 16L, &par);
                 Check = 1;
diff --git a/lib/bsp/standalone/src/cortexr5/xil_printf.c b/lib/bsp/standalone/src/cortexr5/xil_printf.c
index 2643ef08..73279f35 100644
--- a/lib/bsp/standalone/src/cortexr5/xil_printf.c
+++ b/lib/bsp/standalone/src/cortexr5/xil_printf.c
@@ -285,6 +285,7 @@ void xil_printf( const char8 *ctrl1, ...)
                 }
 				Check = 1;
                 break;
+            case 'X':
             case 'x':
                 outnum((s32)va_arg(argp, s32), 16L, &par);
                 Check = 1;