diff --git a/CMakeLists.txt b/CMakeLists.txt
index 5ed7ee06a..6f39cac13 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -14,6 +14,11 @@ if (POLICY CMP0054)
   cmake_policy(SET CMP0054 OLD)
 endif()
 
+if (POLICY CMP0042)
+  # Enable `MACOSX_RPATH` by default.
+  cmake_policy(SET CMP0042 NEW)
+endif()
+
 set(CMAKE_USER_MAKE_RULES_OVERRIDE_CXX "${CMAKE_CURRENT_SOURCE_DIR}/cmake/cxx_compiler_flags_overrides.cmake")
 project(Z3 CXX)