diff --git a/configure.in b/configure.in
index 9c328af740..ce26c5a701 100644
--- a/configure.in
+++ b/configure.in
@@ -809,6 +809,7 @@ plugins/mpeg1video/parse/Makefile
 plugins/oss/Makefile
 plugins/rtp/Makefile
 plugins/rtp/rtpsend/Makefile
+plugins/mulaw/Makefile
 plugins/filters/Makefile
 plugins/filters/smooth/Makefile
 plugins/filters/median/Makefile