diff --git a/test-vectors/mycircuit.circom b/test-vectors/mycircuit.circom
index 1ca4dae..59af90d 100644
--- a/test-vectors/mycircuit.circom
+++ b/test-vectors/mycircuit.circom
@@ -1,6 +1,8 @@
+pragma circom 2.1.0;
+
 template Multiplier() {
-    signal private input a;
-    signal private input b;
+    signal input a;
+    signal input b;
     signal output c;
 
     c <== a*b;
diff --git a/test-vectors/mycircuit.r1cs b/test-vectors/mycircuit.r1cs
index 0aebe91..e61b9b0 100644
Binary files a/test-vectors/mycircuit.r1cs and b/test-vectors/mycircuit.r1cs differ
diff --git a/test-vectors/mycircuit.sh b/test-vectors/mycircuit.sh
new file mode 100755
index 0000000..3dcead0
--- /dev/null
+++ b/test-vectors/mycircuit.sh
@@ -0,0 +1,23 @@
+# run from within test-vectors dir
+DIR="test-vectors"
+if [ ! -d "$DIR" ]; then
+    echo "Directory $DIR does not exist. Please ensure you are running this script from the correct location."
+    exit 1
+fi
+
+cd "$DIR"
+
+echo "compiling"
+circom mycircuit.circom --r1cs --wasm
+
+FILE="powersOfTau28_hez_final_17.ptau"
+if [ ! -f "$FILE" ]; then
+    echo "getting powers of tau"
+    curl -O https://storage.googleapis.com/zkevm/ptau/powersOfTau28_hez_final_17.ptau
+else
+    echo "$FILE already exists"
+fi
+
+
+echo "zkey"
+snarkjs zkey new mycircuit.r1cs powersOfTau28_hez_final_17.ptau test.zkey
diff --git a/test-vectors/mycircuit.wasm b/test-vectors/mycircuit.wasm
index 4a28f0c..ef5493a 100644
Binary files a/test-vectors/mycircuit.wasm and b/test-vectors/mycircuit.wasm differ
diff --git a/test-vectors/test.zkey b/test-vectors/test.zkey
index 882364e..22c9327 100644
Binary files a/test-vectors/test.zkey and b/test-vectors/test.zkey differ