diff --git a/xml2-config.in b/xml2-config.in
index 1957486..5453ab2 100644
--- a/xml2-config.in
+++ b/xml2-config.in
@@ -3,7 +3,12 @@
 prefix=@prefix@
 exec_prefix=@exec_prefix@
 includedir=@includedir@
-libdir=@libdir@
+if [ "`ldd /bin/sh | grep lib64`" = "" ]
+then
+    libdir=${exec_prefix}/lib
+else
+    libdir=${exec_prefix}/lib64
+fi
 
 usage()
 {