diff --git a/arch/arm/cpu/armv8/zynqmp/Kconfig b/arch/arm/cpu/armv8/zynqmp/Kconfig
index 6c71d78..ed3305d 100644
--- a/arch/arm/cpu/armv8/zynqmp/Kconfig
+++ b/arch/arm/cpu/armv8/zynqmp/Kconfig
@@ -20,4 +20,8 @@ config SYS_CONFIG_NAME
 config ZYNQMP_USB
 	bool "Configure ZynqMP USB"
 
+config SYS_MALLOC_F_LEN
+	default 0x600
+
+
 endif
diff --git a/arch/arm/mach-zynq/Kconfig b/arch/arm/mach-zynq/Kconfig
index db3c579..a982320 100644
--- a/arch/arm/mach-zynq/Kconfig
+++ b/arch/arm/mach-zynq/Kconfig
@@ -17,4 +17,7 @@ config SYS_CONFIG_NAME
 	  Based on this option include/configs/<CONFIG_SYS_CONFIG_NAME>.h header
 	  will be used for board configuration.
 
+config SYS_MALLOC_F_LEN
+	default 0x600
+
 endif