diff --git a/configure.ac b/configure.ac
index a3f818bb..d7ac3bde 100644
--- a/configure.ac
+++ b/configure.ac
@@ -13,12 +13,12 @@ for defdir in /opt/local /usr/local /usr /; do
         CPPFLAGS="$CPPFLAGS -I$defdir/include"
     fi
 
-    if test -d "$defdir/lib"; then
-        LDFLAGS="$LDFLAGS -L$defdir/lib"
-    fi
     if test -d "$defdir/lib64"; then
         LDFLAGS="$LDFLAGS -L$defdir/lib64"
     fi
+    if test -d "$defdir/lib"; then
+        LDFLAGS="$LDFLAGS -L$defdir/lib"
+    fi
 
     if test -d "$defdir/lib/x86_64-linux-gnu"; then
         LDFLAGS="$LDFLAGS -L$defdir/lib/x86_64-linux-gnu"