diff --git a/virtualsmartcard/configure.ac b/virtualsmartcard/configure.ac
index ddde2a8..111b484 100644
--- a/virtualsmartcard/configure.ac
+++ b/virtualsmartcard/configure.ac
@@ -30,6 +30,7 @@ AM_PATH_PYTHON
 AM_PROG_CC_C_O
 PKG_PROG_PKG_CONFIG
 AC_PATH_PROG(HELP2MAN, help2man, false // No help2man //)
+AC_PATH_PROG(DOXYGEN, doxygen, false // No doxygen //)
 
 # If you need to see the details, just run make V=1.
 m4_ifdef([AM_SILENT_RULES],[AM_SILENT_RULES([yes])])