diff --git a/json.lua b/json.lua
index 19f1571..7ca5452 100644
--- a/json.lua
+++ b/json.lua
@@ -25,7 +25,7 @@ local escape_char_map = {
   [ "\t" ] = "\\t",
 }
 
-local escape_char_map_inv = {}
+local escape_char_map_inv = { [ "\\/" ] = "/" }
 for k, v in pairs(escape_char_map) do
   escape_char_map_inv[v] = k
 end
diff --git a/test/test.lua b/test/test.lua
index 1886823..0c9b279 100644
--- a/test/test.lua
+++ b/test/test.lua
@@ -156,6 +156,7 @@ test("decode escape", function()
     [ [["\r\n\t\\\""]]    ] = '\r\n\t\\"',
     [ [["\\"]]            ] = '\\',
     [ [["\\\\"]]          ] = '\\\\',
+    [ [["\/"]]            ] = '/',
   }
   for k, v in pairs(t) do
     local res = json.decode(k)