diff --git a/configure.ac b/configure.ac
index 409d45d..cffeb30 100644
--- a/configure.ac
+++ b/configure.ac
@@ -101,6 +101,7 @@ AC_MSG_RESULT([${enable_systemd}])
 
 ### Checks for programs
 AC_PROG_CC
+AM_PROG_CC_C_O
 AC_PROG_SED
 PKG_PROG_PKG_CONFIG
 AC_PATH_PROG([SUDO],[sudo],[no])