diff --git a/sqlite/CMakeLists.txt b/sqlite/CMakeLists.txt
index 00e6c786..62207dad 100644
--- a/sqlite/CMakeLists.txt
+++ b/sqlite/CMakeLists.txt
@@ -17,6 +17,8 @@ target_include_directories(tdsqlite PUBLIC $<BUILD_INTERFACE:${CMAKE_CURRENT_SOU
 target_include_directories(tdsqlite SYSTEM PRIVATE ${OPENSSL_INCLUDE_DIR})
 target_link_libraries(tdsqlite PRIVATE ${OPENSSL_CRYPTO_LIBRARY} ${CMAKE_DL_LIBS} ${ZLIB_LIBRARIES})
 
+target_compile_definitions(tdsqlite PRIVATE -DSQLITE_MAX_MMAP_SIZE=268427264 -DSQLITE_ENABLE_SORTER_REFERENCES -DSQLITE_DIRECT_OVERFLOW_READ)
+
 if (NOT WIN32)
   target_compile_definitions(tdsqlite PRIVATE -DHAVE_USLEEP -DNDEBUG=1)
 endif()