diff --git a/src/powersoftau_challenge_contribute.js b/src/powersoftau_challenge_contribute.js
index 0421c84..11d3616 100644
--- a/src/powersoftau_challenge_contribute.js
+++ b/src/powersoftau_challenge_contribute.js
@@ -56,7 +56,7 @@ export default async function challengeContribute(curve, challengeFilename, resp
     }
 
     const claimedHash = await fdFrom.read(64, 0);
-    if (logger) logger.info(misc.formatHash(claimedHash, "Claimed Previus Response Hash: "));
+    if (logger) logger.info(misc.formatHash(claimedHash, "Claimed Previous Response Hash: "));
 
     const challengeHash = challengeHasher.digest();
     if (logger) logger.info(misc.formatHash(challengeHash, "Current Challenge Hash: "));