--- java-1.8.0-openjfx-1.8.0.141/modules/web/src/main/native/Source/cmake/WebKitCommon.cmake.orig	2017-07-20 15:19:35.000000000 +0200
+++ java-1.8.0-openjfx-1.8.0.141/modules/web/src/main/native/Source/cmake/WebKitCommon.cmake	2017-08-22 09:53:51.218012143 +0200
@@ -29,9 +29,9 @@
     # We cannot check for RUBY_FOUND because it is set only when the full package is installed and
     # the only thing we need is the interpreter. Unlike Python, cmake does not provide a macro
     # for finding only the Ruby interpreter.
-    find_package(Ruby 1.9)
-    if (NOT RUBY_EXECUTABLE OR RUBY_VERSION VERSION_LESS 1.9)
-        message(FATAL_ERROR "Ruby 1.9 or higher is required.")
+    find_package(Ruby 1.8)
+    if (NOT RUBY_EXECUTABLE OR RUBY_VERSION VERSION_LESS 1.8)
+        message(FATAL_ERROR "Ruby 1.8 or higher is required.")
     endif ()
 
     # -----------------------------------------------------------------------------