diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index d80b598f2..dcc5bf3c1 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -147,8 +147,11 @@ if (PYTHONLIBS_FOUND)
       add_test(NAME ${test}.py COMMAND
         python3 ${CMAKE_SOURCE_DIR}/src/${test}.py)
 
+      set(_env_vars)
+      list(APPEND _env_vars "PYTHONPATH=${FAKE_INSTALL_PREFIX}/lib/python/")
+      list(APPEND _env_vars "LD_LIBRARY_PATH=${FAKE_INSTALL_PREFIX}/lib:$ENV{LD_LIBRARY_PATH}")
       set_tests_properties(${test}.py PROPERTIES
-        ENVIRONMENT "PYTHONPATH=${FAKE_INSTALL_PREFIX}/lib/python/")
+        ENVIRONMENT "${_env_vars}")
     endforeach()
   endif()