diff --git a/cmake/BuildLuzer.cmake b/cmake/BuildLuzer.cmake
index a55e7ce..e37edfb 100644
--- a/cmake/BuildLuzer.cmake
+++ b/cmake/BuildLuzer.cmake
@@ -26,7 +26,7 @@ endif()
 
 ExternalProject_Add(bundled-luzer
     GIT_REPOSITORY https://github.com/ligurio/luzer
-    GIT_TAG 82d41c5f350296ca351e785a24c914165a0e8033
+    GIT_TAG ligurio/gh-xxxx-build-sanitizer-libs
     GIT_PROGRESS TRUE
     GIT_SHALLOW FALSE
     SOURCE_DIR ${LUZER_DIR}/source
diff --git a/tests/lapi/CMakeLists.txt b/tests/lapi/CMakeLists.txt
index e5f35a7..cf41ccb 100644
--- a/tests/lapi/CMakeLists.txt
+++ b/tests/lapi/CMakeLists.txt
@@ -16,6 +16,22 @@ lapi_tests_make_lua_path(LUA_PATH
   ${CMAKE_CURRENT_SOURCE_DIR}/?.lua
 )
 
+set(DSO_SANITIZER_PATH "${PROJECT_BINARY_DIR}/luzer/build/luzer")
+set(DSO_ASAN_PATH "${DSO_SANITIZER_PATH}/asan_with_fuzzer.so")
+set(DSO_UBSAN_PATH "${DSO_SANITIZER_PATH}/ubsan_with_fuzzer.so")
+
+if(ENABLE_ASAN OR ENABLE_UBSAN)
+  set(LD_PRELOAD_LIBS "${DSO_ASAN_PATH}:${DSO_UBSAN_PATH}")
+endif()
+
+list(APPEND TEST_ENV
+  "LUA_PATH=${LUA_PATH};"
+  "LUA_CPATH=${LUA_CPATH};"
+  "ASAN_OPTIONS=detect_odr_violation=0;"
+  "LD_DYNAMIC_WEAK=1;"
+  "LD_PRELOAD=${LD_PRELOAD_LIBS};"
+)
+
 function(create_test)
   cmake_parse_arguments(
     FUZZ
@@ -45,7 +61,7 @@ function(create_test)
   )
   set_tests_properties(${test_name} PROPERTIES
     LABELS "lapi"
-    ENVIRONMENT "LUA_PATH=${LUA_PATH};LUA_CPATH=${LUA_CPATH};ASAN_OPTIONS=detect_odr_violation=0;LD_DYNAMIC_WEAK=1"
+    ENVIRONMENT "${TEST_ENV}"
     DEPENDS ${LUA_EXECUTABLE} ${LUZER_LIBRARY}
   )
 endfunction()