diff --git a/ThirdParty/bsp/freertos821_xilinx/data/freertos821_xilinx.tcl b/ThirdParty/bsp/freertos821_xilinx/data/freertos821_xilinx.tcl
index a1200d39..655f7f66 100755
--- a/ThirdParty/bsp/freertos821_xilinx/data/freertos821_xilinx.tcl
+++ b/ThirdParty/bsp/freertos821_xilinx/data/freertos821_xilinx.tcl
@@ -627,7 +627,7 @@ proc generate {os_handle} {
 		puts $config_file "void FreeRTOS_SetupTickInterrupt( void );"
 		puts $config_file "#define configSETUP_TICK_INTERRUPT() FreeRTOS_SetupTickInterrupt()\n"
 		puts $config_file "void FreeRTOS_ClearTickInterrupt( void );"
-		puts $config_file "#define portCLEAR_TICK_INTERRUPT()	FreeRTOS_ClearTickInterrupt()\n"
+		puts $config_file "#define configCLEAR_TICK_INTERRUPT()	FreeRTOS_ClearTickInterrupt()\n"
 	}
 	# end of if $proctype == "ps7_cortexa9"