1 files changed, 2 insertions, 0 deletions
diff --git a/lib/compress.js b/lib/compress.js
index 48a67d41..48f87e6a 100644
--- a/lib/compress.js
+++ b/lib/compress.js
@@ -1464,6 +1464,8 @@ merge(Compressor.prototype, {
                 return make_node(AST_Undefined, self);
               case "NaN":
                 return make_node(AST_NaN, self);
+              case "Infinity":
+                return make_node(AST_Infinity, self);
             }
         }
         return self;