diff --git a/sqlite-android/src/main/java/io/requery/android/database/sqlite/SQLiteUpdateHook.java b/sqlite-android/src/main/java/io/requery/android/database/sqlite/SQLiteUpdateHook.java
new file mode 100644
index 0000000..b040356
--- /dev/null
+++ b/sqlite-android/src/main/java/io/requery/android/database/sqlite/SQLiteUpdateHook.java
@@ -0,0 +1,5 @@
+package io.requery.android.database.sqlite;
+
+public interface SQLiteUpdateHook {
+    void onUpdateFromNative(int operationType, String databaseName, String tableName, long rowId);
+}
diff --git a/sqlite-android/src/main/jni/sqlite/Android.mk b/sqlite-android/src/main/jni/sqlite/Android.mk
index 861c9ac..05429a0 100644
--- a/sqlite-android/src/main/jni/sqlite/Android.mk
+++ b/sqlite-android/src/main/jni/sqlite/Android.mk
@@ -22,6 +22,7 @@ sqlite_flags := \
     -DSQLITE_ENABLE_FTS4_PARENTHESIS \
     -DSQLITE_ENABLE_FTS5 \
     -DSQLITE_ENABLE_FTS5_PARENTHESIS \
+	-DSQLITE_ENABLE_MATH_FUNCTIONS \
 	-DSQLITE_ENABLE_JSON1 \
 	-DSQLITE_ENABLE_RTREE=1 \
 	-DSQLITE_UNTESTABLE \