diff --git a/configure.ac b/configure.ac
index 630ea32..d3b4894 100644
--- a/configure.ac
+++ b/configure.ac
@@ -398,12 +398,12 @@ if test "${enable_ruby}" != "no"; then
   if test "${RUBY}" != "no"; then
     RUBY_CFLAGS="-I$(ruby -r rbconfig -e 'print Config::CONFIG@<:@"archdir"@:>@')"
     RUBY_LIBS="-L$(ruby -r rbconfig -e 'print Config::CONFIG@<:@"libdir"@:>@') -l$(ruby -r rbconfig -e 'print Config::CONFIG@<:@"RUBY_SO_NAME"@:>@')"
-    RUBY_SITEARCHDIR=`ruby -r rbconfig -e 'print Config::CONFIG@<:@"sitearchdir"@:>@'`
-    RUBY_SITELIBDIR=`ruby -r rbconfig -e 'print Config::CONFIG@<:@"sitelibdir"@:>@'`
+    RUBY_VENDORARCHDIR=`ruby -r rbconfig -e 'print Config::CONFIG@<:@"vendorarchdir"@:>@'`
+    RUBY_VENDORLIBDIR=`ruby -r rbconfig -e 'print Config::CONFIG@<:@"vendorlibdir"@:>@'`
     AC_SUBST(RUBY_CFLAGS)
     AC_SUBST(RUBY_LIBS)
-    AC_SUBST(RUBY_SITEARCHDIR)
-    AC_SUBST(RUBY_SITELIBDIR)
+    AC_SUBST(RUBY_VENDORARCHDIR)
+    AC_SUBST(RUBY_VENDORLIBDIR)
     CPPFLAGS="${CPPFLAGS} ${RUBY_CFLAGS}"
     AC_CHECK_HEADERS([ruby.h],
      [ac_cv_my_have_ruby="yes"
diff --git a/ruby/Makefile.am b/ruby/Makefile.am
index d4f226b..1dd2b41 100644
--- a/ruby/Makefile.am
+++ b/ruby/Makefile.am
@@ -1,11 +1,11 @@
 # $Id: $
 
-rubylibdir = $(RUBY_SITEARCHDIR)
-rubysitedir = $(RUBY_SITELIBDIR)
+rubylibdir = $(RUBY_VENDORARCHDIR)
+rubyvendordir = $(RUBY_VENDORLIBDIR)
 
 if USE_RUBY
 rubylib_LTLIBRARIES = caca.la
-rubysite_DATA = lib/caca.rb
+rubyvendor_DATA = lib/caca.rb
 TESTS = test
 endif