diff --git a/src/soc/intel/tigerlake/Kconfig b/src/soc/intel/tigerlake/Kconfig
index fbf56b4..92bba250 100644
--- a/src/soc/intel/tigerlake/Kconfig
+++ b/src/soc/intel/tigerlake/Kconfig
@@ -97,7 +97,7 @@
 
 config HEAP_SIZE
 	hex
-	default 0x8000
+	default 0x10000
 
 config MAX_ROOT_PORTS
 	int