diff --git a/configure.in.in b/configure.in.in
index 7b0479c..063763c 100644
--- a/configure.in.in
+++ b/configure.in.in
@@ -339,7 +339,7 @@ AC_LANG_RESTORE
 
 if test x$kcal = xyes; then
     AC_DEFINE(HAVE_KCAL, 1, [Define to 1 if you have libkcal])
-    KCAL_LIBS="-lkcal"
+    KCAL_LIBS="-lkcal -lkresources"
 else
     KCAL_LIBS=
 fi