diff --git a/cmake/libraries/sqlite.cmake b/cmake/libraries/sqlite.cmake
index a85dd834..87ceb82d 100644
--- a/cmake/libraries/sqlite.cmake
+++ b/cmake/libraries/sqlite.cmake
@@ -14,8 +14,7 @@ if(PROJECT_ENABLE_SQLITE)
         ${SQLITE_SYSTEM_ROOT}
       )
 
-      set(PROJECT_ADDITIONAL_SOURCES
-        ${PROJECT_ADDITIONAL_SOURCES}
+      list(APPEND PROJECT_ADDITIONAL_SOURCES
         ${SQLITE_SYSTEM_ROOT}/sqlite3.c
       )
     endif()