diff --git a/libpkg/CMakeLists.txt b/libpkg/CMakeLists.txt
index e72ea2c..5624eb2 100644
--- a/libpkg/CMakeLists.txt
+++ b/libpkg/CMakeLists.txt
@@ -45,6 +45,7 @@ set(META_APP_DESCRIPTION "C++ library to parse Arch Linux packages and databases
 set(META_VERSION_MAJOR 0)
 set(META_VERSION_MINOR 0)
 set(META_VERSION_PATCH 1)
+set(META_TIDY_EXCLUDE_REGEX "lmdb-safe/.*")
 
 # find c++utilities
 set(CONFIGURATION_PACKAGE_SUFFIX