diff --git a/include/projdefs.h b/include/projdefs.h
index b4b8c14..67fc535 100644
--- a/include/projdefs.h
+++ b/include/projdefs.h
@@ -60,10 +60,14 @@
     #define configUSE_LIST_DATA_INTEGRITY_CHECK_BYTES    0
 #endif
 
-#if ( configUSE_16_BIT_TICKS == 1 )
+#if ( configTICK_TYPE_WIDTH_IN_BITS == TICK_TYPE_WIDTH_16_BITS )
     #define pdINTEGRITY_CHECK_VALUE    0x5a5a
-#else
+#elif ( configTICK_TYPE_WIDTH_IN_BITS == TICK_TYPE_WIDTH_32_BITS )
     #define pdINTEGRITY_CHECK_VALUE    0x5a5a5a5aUL
+#elif ( configTICK_TYPE_WIDTH_IN_BITS == TICK_TYPE_WIDTH_64_BITS )
+    #define pdINTEGRITY_CHECK_VALUE    0x5a5a5a5a5a5a5a5aULL
+#else
+    #error configTICK_TYPE_WIDTH_IN_BITS set to unsupported tick type width.
 #endif
 
 /* The following errno values are used by FreeRTOS+ components, not FreeRTOS