diff --git a/README.md b/README.md
index d09d74f..79b78af 100644
--- a/README.md
+++ b/README.md
@@ -66,6 +66,8 @@ VERBOSE=1            # Same as -V
 SILENT=1             # Same as -s
 OPENWRT_TAG=v22.03.3 # It would check out and use the openwrt tag before the build
 GIT_OPENWRT="https://github.com/openwrt/openwrt" # It would use this URL to clone openwrt
+INCLUDE_PACKAGES_M=""  # add packages in build config to be compiled as module package i.e i2c-tools libi2c
+INCLUDE_PACKAGES_Y=""  # add packages in build config to be compiled as built-in package i.e i2c-tools libi2c
 ```
 
 ## All files specific to custom dist are placed under dir `onion`
diff --git a/build.sh b/build.sh
index 8e544ab..693531b 100755
--- a/build.sh
+++ b/build.sh
@@ -198,6 +198,14 @@ build_model_firmware() {
 	"$OPENWRT_DIR"/scripts/feeds update -a -f
 	"$OPENWRT_DIR"/scripts/feeds install -a -f
 
+	for pkg in $INCLUDE_PACKAGES_M; do
+		echo "CONFIG_PACKAGE_${pkg}=m" >> $OPENWRT_DIR/.config
+	done
+
+	for pkg in $INCLUDE_PACKAGES_Y; do
+		echo "CONFIG_PACKAGE_${pkg}=y" >> $OPENWRT_DIR/.config
+	done
+
 	do_run make -C "$OPENWRT_DIR" defconfig
 
 	if [ "$VERBOSE" == "1" ]; then
diff --git a/profile b/profile
index 321beda..cd56bb4 100644
--- a/profile
+++ b/profile
@@ -8,3 +8,5 @@ OEM=onion
 DEV_CLEAN_SKIP=1
 VERBOSE=0
 SILENT=0
+INCLUDE_PACKAGES_M="i2c-tools"
+INCLUDE_PACKAGES_Y=""