Index: src/paths.in
--- src/paths.in.orig
+++ src/paths.in
@@ -1,6 +1,6 @@
 namespace pdfpc.Paths {
     public const string SHARE_PATH = "@CMAKE_INSTALL_PREFIX@/share/pdfpc";
     public const string SOURCE_PATH = "@CMAKE_SOURCE_DIR@";
-    public const string CONF_PATH = "@CMAKE_INSTALL_FULL_SYSCONFDIR@";
+    public const string CONF_PATH = "${SYSCONFDIR}";
 }