diff --git a/doc/examples/makefile.am b/doc/examples/makefile.am
index 8e668fc..419649c 100644
--- a/doc/examples/makefile.am
+++ b/doc/examples/makefile.am
@@ -7,8 +7,12 @@ noinst_PROGRAMS = pcsc-demo cryptoki-demo openssl-tcp-demo openssl-ssl-demo
 
 AM_CPPFLAGS = -I${top_srcdir}/src
 if !MINGW32
+if MAC
+AM_CPPFLAGS += /opt/local/include
+else
 AM_CPPFLAGS += -I/usr/include/PCSC
 endif
+endif
 
 LDFLAGS=
 if MAC