diff --git a/tamper/doubleencode.py b/tamper/doubleencode.py
new file mode 100644
index 000000000..311eb10e9
--- /dev/null
+++ b/tamper/doubleencode.py
@@ -0,0 +1,11 @@
+import re
+
+from lib.core.convert import urlencode
+
+"""
+Tampering value -> urlencode(value)
+"""
+def tamper(place, value):
+    if value:
+        value = urlencode(value)
+    return value