diff --git a/lib/i18n/backend/interpolation_compiler.rb b/lib/i18n/backend/interpolation_compiler.rb
index 8b52e7b3..29444ac3 100644
--- a/lib/i18n/backend/interpolation_compiler.rb
+++ b/lib/i18n/backend/interpolation_compiler.rb
@@ -21,7 +21,7 @@ module InterpolationCompiler
       module Compiler
         extend self
 
-        TOKENIZER                    = /(%%\{[^\}]+\}|%\{[^\}]+\})/
+        TOKENIZER                    = /(%%?\{[^}]+\})/
         INTERPOLATION_SYNTAX_PATTERN = /(%)?(%\{([^\}]+)\})/
 
         def compile_if_an_interpolation(string)