diff --git a/speech-dispatcher/speech-dispatcher.pc.in b/speech-dispatcher/speech-dispatcher.pc.in
index ea09f01..8136859 100644
--- a/speech-dispatcher/speech-dispatcher.pc.in
+++ b/speech-dispatcher/speech-dispatcher.pc.in
@@ -8,4 +8,4 @@ Description: @PACKAGE_NAME@ provides a device independent layer for speech synth
 Version: @VERSION@
 Requires: glib-2.0
 Libs: -L${libdir} -lspeechd
-Cflags: -I${includedir}
+Cflags: -I${includedir}/speech-dispatcher