diff --git a/src/soc/qualcomm/ipq40xx/Kconfig b/src/soc/qualcomm/ipq40xx/Kconfig
index 48497be5ac..b93f879f82 100644
--- a/src/soc/qualcomm/ipq40xx/Kconfig
+++ b/src/soc/qualcomm/ipq40xx/Kconfig
@@ -55,4 +55,8 @@ config SBL_UTIL_PATH
 	help
 	  Path for utils to combine SBL_ELF and bootblock
 
+config HEAP_SIZE
+	hex
+	default 0x8000
+
 endif