diff --git a/soc/litex/litex_vexriscv/Kconfig.defconfig b/soc/litex/litex_vexriscv/Kconfig.defconfig
index 40241c150fa..d4759b8d0e8 100644
--- a/soc/litex/litex_vexriscv/Kconfig.defconfig
+++ b/soc/litex/litex_vexriscv/Kconfig.defconfig
@@ -4,7 +4,7 @@
 if SOC_LITEX_VEXRISCV
 
 config SYS_CLOCK_HW_CYCLES_PER_SEC
-	default 100000000
+	default $(dt_node_int_prop_int,/cpus/cpu@0,clock-frequency)
 
 config NUM_IRQS
 	default 12