diff -rup a/SConstruct b/SConstruct
--- a/SConstruct	2009-08-30 21:23:30.000000000 +0200
+++ b/SConstruct	2019-02-08 13:33:57.008621759 +0100
@@ -13,19 +13,19 @@ isDarwinPlatform = sys.platform=='darwin
 
 
 def establish_options(env):
-    opts = Options('options_cache.py')
+    opts = Variables('options_cache.py')
     opts.Add("CXXFLAGS", "Manually add to the CXXFLAGS", "-g")
     opts.Add("LINKFLAGS", "Manually add to the LINKFLAGS", "-g")
     if isDarwinPlatform:
-        opts.Add(PathOption("INSTALLDIR", "Installation Directory", "./"))
+        opts.Add(PathVariable("INSTALLDIR", "Installation Directory", "./"))
     else:
 	    opts.Add("INSTALLDIR", "Installation Directory", "/usr/local/share")
     opts.Add("BINDIR", "Binary Installation Directory", "/usr/local/bin")
     opts.Add("DATADIR", "Directory where data will be put, set to the same as INSTALLDIR", "/usr/local/share")
-    opts.Add(BoolOption("release", "Build for release", 0))
-    opts.Add(BoolOption("profile", "Build with profiling on", 0))
-    opts.Add(BoolOption("mingw", "Build with mingw enabled if not auto-detected", 0))
-    opts.Add(BoolOption("server", "Build only the YOG server, excluding the game and any GUI/sound components", 0))
+    opts.Add(BoolVariable("release", "Build for release", 0))
+    opts.Add(BoolVariable("profile", "Build with profiling on", 0))
+    opts.Add(BoolVariable("mingw", "Build with mingw enabled if not auto-detected", 0))
+    opts.Add(BoolVariable("server", "Build only the YOG server, excluding the game and any GUI/sound components", 0))
     opts.Add("font", "Build the game using an alternative font placed in the data/font folder", "sans.ttf")
     Help(opts.GenerateHelpText(env))
     opts.Update(env)