diff --git a/bindings/ruby/sfml-all/all/main.cpp b/bindings/ruby/sfml-all/all/main.cpp
index 090ccdfd..dcdc4052 100644
--- a/bindings/ruby/sfml-all/all/main.cpp
+++ b/bindings/ruby/sfml-all/all/main.cpp
@@ -1,9 +1,12 @@
 #include "ruby.h"
 
-void Init_all( void )
+extern "C"
 {
-	rb_require( "sfml/system" );
-	rb_require( "sfml/window" );
-	rb_require( "sfml/graphics" );
-	rb_require( "sfml/audio" );
-}
+	void Init_all( void )
+	{
+		rb_require( "sfml/system" );
+		rb_require( "sfml/window" );
+		rb_require( "sfml/graphics" );
+		rb_require( "sfml/audio" );
+	}
+}
\ No newline at end of file