diff -up libsolv/bindings/ruby/CMakeLists.txt.ruby-usevendordirs libsolv/bindings/ruby/CMakeLists.txt
--- libsolv/bindings/ruby/CMakeLists.txt.ruby-usevendordirs	2012-05-18 12:54:34.483906092 +0200
+++ libsolv/bindings/ruby/CMakeLists.txt	2012-05-18 12:55:11.108000512 +0200
@@ -1,10 +1,6 @@
 FIND_PACKAGE (Ruby)
 
-IF (USE_VENDORDIRS)
-    SET (RUBY_INSTALL_DIR ${RUBY_VENDORARCH_DIR})
-ELSE (USE_VENDORDIRS)
-    SET (RUBY_INSTALL_DIR ${RUBY_SITEARCH_DIR})
-ENDIF (USE_VENDORDIRS)
+SET (RUBY_INSTALL_DIR ${RUBY_SITEARCH_DIR})
 
 EXECUTE_PROCESS(COMMAND ${RUBY_EXECUTABLE} -r rbconfig -e "print Config::CONFIG['arch']"
    OUTPUT_VARIABLE RUBY_ARCH)