diff --git a/configure.ac b/configure.ac
index c303ac0..c3c26e5 100644
--- a/configure.ac
+++ b/configure.ac
@@ -131,7 +131,7 @@ src/cthulhu/plugins/Clipboard/Makefile
 src/cthulhu/plugins/DisplayVersion/Makefile
 src/cthulhu/plugins/HelloWorld/Makefile
 src/cthulhu/plugins/CapsLockHack/Makefile
-src/cthulhu/plugins/SelfVoice/Makefile
+src/cthulhu/plugins/self_voice/Makefile
 src/cthulhu/plugins/Date/Makefile
 src/cthulhu/plugins/Time/Makefile
 src/cthulhu/plugins/MouseReview/Makefile