diff --git a/fdpp/fdpp.pc.in b/fdpp/fdpp.pc.in
index ddbe28a3..08f9ef9b 100644
--- a/fdpp/fdpp.pc.in
+++ b/fdpp/fdpp.pc.in
@@ -1,11 +1,7 @@
-prefix=@PREFIX@
 libdir=@LIBDIR@
-includedir=@INCLUDEDIR@
 fdpplibdir=${libdir}/fdpp
-fdppincdir=${includedir}/fdpp
 
 Name: fdpp
 Description: 64-bit DOS core
 Version: @VERSION@
 Libs: -L${fdpplibdir} -lfdpp
-Cflags: -I${includedir}