--- a/src/3rdParty/OndselSolver/OndselSolver.pc.in
+++ b/src/3rdParty/OndselSolver/OndselSolver.pc.in
@@ -3,2 +3,2 @@
-libdir=${exec_prefix}/@CMAKE_INSTALL_LIBDIR@
-includedir=${prefix}/@CMAKE_INSTALL_INCLUDEDIR@
+libdir=@CMAKE_INSTALL_LIBDIR@
+includedir=@CMAKE_INSTALL_INCLUDEDIR@