diff --git a/properties/common_prop.mk b/properties/common_prop.mk
index 45f1f27b..fda3c921 100755
--- a/properties/common_prop.mk
+++ b/properties/common_prop.mk
@@ -249,6 +249,7 @@ PRODUCT_PROPERTY_OVERRIDES += \
     persist.vendor.radio.atfwd.start=true \
     persist.vendor.radio.custom_ecc=1 \
     persist.vendor.radio.data_con_rprt=1 \
+    persist.vendor.radio.mt_sms_ack=30 \
     persist.vendor.radio.procedure_bytes=SKIP \
     persist.vendor.radio.rat_on=combine \
     persist.vendor.radio.redir_party_num=1 \