diff --git a/products/cyanogen_passion.mk b/products/cyanogen_passion.mk
index de5ee47..07ec514 100644
--- a/products/cyanogen_passion.mk
+++ b/products/cyanogen_passion.mk
@@ -18,6 +18,11 @@
 PRODUCT_BUILD_PROP_OVERRIDES += BUILD_ID=FRF91 BUILD_DISPLAY_ID=FRF91 PRODUCT_NAME=passion BUILD_FINGERPRINT=google/passion/passion/mahimahi:2.2/FRF91/43546:user/release-keys TARGET_BUILD_TYPE=userdebug BUILD_VERSION_TAGS=release-keys
 PRIVATE_BUILD_DESC="passion-user 2.2 FRF91 43546 release-keys"
 
+# Build kernel
+PRODUCT_SPECIFIC_DEFINES += TARGET_PREBUILT_KERNEL=
+PRODUCT_SPECIFIC_DEFINES += TARGET_KERNEL_DIR=kernel-msm
+PRODUCT_SPECIFIC_DEFINES += TARGET_KERNEL_CONFIG=cyanogen_mahimahi_defconfig
+
 # Extra Passion overlay
 PRODUCT_PACKAGE_OVERLAYS += vendor/cyanogen/overlay/passion