diff --git a/src/groth16_prove.js b/src/groth16_prove.js
index f2fde83d..49f91833 100644
--- a/src/groth16_prove.js
+++ b/src/groth16_prove.js
@@ -59,7 +59,7 @@ export default async function groth16Prove(zkeyFileName, witnessFileName, logger
     const buffCoeffs = await binFileUtils.readSection(fdZKey, sectionsZKey, 4);
 
     if (logger) logger.debug("Building ABC");
-    const [buffA_T, buffB_T, buffC_T] = await buldABC1(curve, zkey, buffWitness, buffCoeffs, logger);
+    const [buffA_T, buffB_T, buffC_T] = await buildABC1(curve, zkey, buffWitness, buffCoeffs, logger);
 
     const inc = power == Fr.s ? curve.Fr.shift : curve.Fr.w[power+1];
 
@@ -144,7 +144,7 @@ export default async function groth16Prove(zkeyFileName, witnessFileName, logger
 }
 
 
-async function buldABC1(curve, zkey, witness, coeffs, logger) {
+async function buildABC1(curve, zkey, witness, coeffs, logger) {
     const n8 = curve.Fr.n8;
     const sCoef = 4*3 + zkey.n8r;
     const nCoef = (coeffs.byteLength-4) / sCoef;