diff --git a/tools/toolchain.cmake b/tools/toolchain.cmake
index 48e3462..19794cf 100644
--- a/tools/toolchain.cmake
+++ b/tools/toolchain.cmake
@@ -45,6 +45,7 @@ set(CMAKE_FIND_ROOT_PATH_MODE_PACKAGE ONLY)
 
 set(CMAKE_AR "${OSXCROSS_TARGET_DIR}/bin/${OSXCROSS_HOST}-ar" CACHE FILEPATH "ar")
 set(CMAKE_RANLIB "${OSXCROSS_TARGET_DIR}/bin/${OSXCROSS_HOST}-ranlib" CACHE FILEPATH "ranlib")
+set(CMAKE_INSTALL_NAME_TOOL "${OSXCROSS_TARGET_DIR}/bin/${OSXCROSS_HOST}-install_name_tool" CACHE FILEPATH "install_name_tool")
 
 set(ENV{PKG_CONFIG_LIBDIR} "${OSXCROSS_TARGET_DIR}/macports/pkgs/opt/local/lib/pkgconfig")
 set(ENV{PKG_CONFIG_SYSROOT_DIR} "${OSXCROSS_TARGET_DIR}/macports/pkgs")