diff --git a/contributions/CONTRIBUTIONS.md b/contributions/CONTRIBUTIONS.md
index f406342..c71eaf6 100644
--- a/contributions/CONTRIBUTIONS.md
+++ b/contributions/CONTRIBUTIONS.md
@@ -13,9 +13,10 @@ census_lucasmenendez.zkey:aaca2303625d3a33d1c416bbeae0c05e33bc9fa13821d140cd4983
 census_lucasmenendez_1.zkey:facbe8532bd232afe630bdfc048e0a0b5646f2202315b7958156b24f53af9181797059976993c94dcfe9edbcb9acf6e53d1a5ddff0e1f8d0c8bb95080818435f
 census_lucasmenendez_1_2.zkey:bc2f9a85e52af941df0acaa46dd8493b799b4ed40c937b75e5c61dc07d6777aa86718ee9f4df46daa5ca2412144b5679d67e74685f6cfaa47b579ce7605e8c91
 census_altergui.zkey:d4335294dec2faa2edcc9c58a0dd5a0b9d01bb16b91f63398696c3265e4220959a6266259d8cb6a61feaca38d3b2758f2e96148f76ab110f07eb8be445b935d3
+census_.zkey:d34371639f65073ff4840011f3ceaaf77ab3e66212c79ad48cf17fee05d0769bd7ef66221f1a63866634e685003ac34f5ddc97e2f86ec51330adca43ce31b855
 ```
 
 ### Last contribution
 ```
-census_altergui.zkey:d4335294dec2faa2edcc9c58a0dd5a0b9d01bb16b91f63398696c3265e4220959a6266259d8cb6a61feaca38d3b2758f2e96148f76ab110f07eb8be445b935d3
+census_.zkey:d34371639f65073ff4840011f3ceaaf77ab3e66212c79ad48cf17fee05d0769bd7ef66221f1a63866634e685003ac34f5ddc97e2f86ec51330adca43ce31b855
 ```
diff --git a/contributions/census_.zkey b/contributions/census_.zkey
new file mode 100644
index 0000000..37ca8a8
--- /dev/null
+++ b/contributions/census_.zkey
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:8d4a6deb3ea074bc048ff7e1a76b4c40af5dd8898f8f9166d7581622d470ff2d
+size 55241008