diff --git a/packages/circuits/src/twitter.circom b/packages/circuits/src/twitter.circom
index d7e954e..3b1b226 100644
--- a/packages/circuits/src/twitter.circom
+++ b/packages/circuits/src/twitter.circom
@@ -65,7 +65,7 @@ template TwitterVerifier(maxHeadersLength, maxBodyLength, n, k, exposeFrom) {
 
         var maxEmailLength = 255;
 
-        signal output fromEmailAddrPacks[8] <== PackRegexReveal(maxHeadersLength, maxEmailLength)(fromEmailReveal, fromEmailIndex);
+        signal output fromEmailAddrPacks[9] <== PackRegexReveal(maxHeadersLength, maxEmailLength)(fromEmailReveal, fromEmailIndex);
     }