diff --git a/libs/ptlib/Makefile b/libs/ptlib/Makefile
index 0657d71ad..1aa0b8c38 100644
--- a/libs/ptlib/Makefile
+++ b/libs/ptlib/Makefile
@@ -43,7 +43,7 @@ CONFIGURE_ARGS += \
 	--disable-alsa \
 	--disable-asn \
 	--disable-avc \
-	--disable-configfile \
+	--enable-configfile \
 	--disable-dc \
 	--disable-dtmf \
 	--enable-expat \