diff --git a/configure.ac b/configure.ac
index 04107be..fde0ad6 100755
--- a/configure.ac
+++ b/configure.ac
@@ -100,6 +100,9 @@
 AC_LANG([C++])
 AX_CXX_COMPILE_STDCXX_11([noext])
 
+AM_EXTRA_RECURSIVE_TARGETS([style])
+AC_SUBST(CPPSTYLE_CMD, 'find . -type f \( -iname "*.h" -or -iname "*.cpp" -or -iname "*.cc" -or -iname "*.tcc" \) -printf "Reformatting: %h/%f\n" -exec clang-format -i {} \;')
+
 AC_ARG_ENABLE([libs],
   AS_HELP_STRING([--enable-libs], [build the Apache Thrift libraries [default=yes]]),
   [], enable_libs=yes