--- /dev/null
+--- poldek-0.42.0/Makefile.am.orig 2020-03-13 21:18:10.790060106 +0100
++++ poldek-0.42.0/Makefile.am 2020-03-14 14:15:41.899317877 +0100
+@@ -135,7 +135,7 @@
+ poldek.pc:
+ @ ( echo 'prefix=$(prefix)'; \
+ echo 'exec_prefix=$${exec_prefix}'; \
+- echo 'libdir=$${exec_prefix}/lib'; \
++ echo 'libdir=$(libdir)'; \
+ echo 'includedir=$${includedir}'; \
+ echo ''; \
+ echo 'Name: poldek'; \