diff -up openbabel-75414ad4e043f16ba72ae51c7ca60f448576688d/scripts/CMakeLists.txt.noswig_ruby openbabel-75414ad4e043f16ba72ae51c7ca60f448576688d/scripts/CMakeLists.txt
--- openbabel-75414ad4e043f16ba72ae51c7ca60f448576688d/scripts/CMakeLists.txt.noswig_ruby	2015-02-07 21:45:57.930604455 +0100
+++ openbabel-75414ad4e043f16ba72ae51c7ca60f448576688d/scripts/CMakeLists.txt	2015-02-07 21:48:41.744097913 +0100
@@ -374,10 +374,15 @@ if (DO_RUBY_BINDINGS)
       set(WORKAROUND_CMAKE260_BUG "s/rb_define_module(\"Openbabel\")/rb_define_module(\"OpenBabel\")/")
       add_custom_command(OUTPUT ${openbabel_SOURCE_DIR}/scripts/ruby/openbabel-ruby.cpp
           COMMAND ${SWIG_EXECUTABLE} -ruby -c++ -small -O -templatereduce -naturalvar -autorename -I${openbabel_SOURCE_DIR}/include -I${openbabel_BINARY_DIR}/include -o ${openbabel_SOURCE_DIR}/scripts/ruby/openbabel-ruby.txt ${openbabel_SOURCE_DIR}/scripts/openbabel-ruby.i
-          COMMAND sed -e '${WORKAROUND_CMAKE_260_BUG}' -e's/void Init_OpenBabel/void Init_openbabel/' <${openbabel_SOURCE_DIR}/scripts/ruby/openbabel-ruby.txt >${openbabel_SOURCE_DIR}/scripts/ruby/openbabel-ruby.cpp
+          COMMAND sed -e '${WORKAROUND_CMAKE260_BUG}' -e's/void Init_OpenBabel/void Init_openbabel/' <${openbabel_SOURCE_DIR}/scripts/ruby/openbabel-ruby.txt >${openbabel_SOURCE_DIR}/scripts/ruby/openbabel-ruby.cpp
           COMMAND ${CMAKE_COMMAND} -E remove ${openbabel_SOURCE_DIR}/scripts/ruby/openbabel-ruby.txt
           MAIN_DEPENDENCY openbabel-ruby.i
       )
+    else (RUN_SWIG)
+        # Fix openbabel-ruby.cpp also in this case 
+      execute_process(
+          COMMAND sed -i -e s/void\ Init_OpenBabel/void\ Init_openbabel/ ${openbabel_SOURCE_DIR}/scripts/ruby/openbabel-ruby.cpp
+      )
     endif (RUN_SWIG)
 
     include_directories(