diff --git a/src/helpers.cr b/src/helpers.cr
index 7f3b55f1..2a962724 100644
--- a/src/helpers.cr
+++ b/src/helpers.cr
@@ -295,12 +295,13 @@ end
 def decrypt_signature(a)
   a = a.split("")
 
-  a.delete_at(0..1)
   a.reverse!
-  a.delete_at(0..1)
+  a = splice(a, 51)
   a.reverse!
+  a = splice(a, 24)
   a.delete_at(0..2)
-  a = splice(a, 60)
+  a = splice(a, 70)
+  a.reverse!
 
   return a.join("")
 end