diff --git a/plonky2_verifier/data/dummy_2^14_gates/proof_challenges.json b/plonky2_verifier/data/dummy_2^14_gates/proof_challenges.json
deleted file mode 100644
index 4d44275..0000000
--- a/plonky2_verifier/data/dummy_2^14_gates/proof_challenges.json
+++ /dev/null
@@ -1,18 +0,0 @@
-{
-    "plonk_betas": [
-        11216469004148781751,
-        6201977337075152249
-    ],
-    "plonk_gammas": [
-        8369751006669847974,
-        3610024170884289835
-    ],
-    "plonk_alphas": [
-        970160439138448145,
-        2402201283787401921
-    ],
-    "plonk_zeta": [
-        17377750363769967882,
-        11921191651424768462
-    ]
-}
\ No newline at end of file
diff --git a/plonky2_verifier/data/fibonacci/proof_challenges.json b/plonky2_verifier/data/fibonacci/proof_challenges.json
deleted file mode 100644
index 7d7d521..0000000
--- a/plonky2_verifier/data/fibonacci/proof_challenges.json
+++ /dev/null
@@ -1 +0,0 @@
-{"plonk_betas":[12973916988745913043,10729509799707823061],"plonk_gammas":[13357786390712427342,13733012568509939467],"plonk_alphas":[4421334860622890213,11104346062293008527],"plonk_zeta":[18168831211174576204,14207073590853934065],"fri_challenges":{"fri_alpha":[3871254635590041629,16336705857054086518],"fri_betas":[],"fri_pow_response":21146135473161,"fri_query_indices":[2,42,42,49,18,2,15,51,2,36,61,47,57,42,30,29,14,54,34,27,51,41,58,15,59,43,41,12]}}
\ No newline at end of file
diff --git a/plonky2_verifier/deserialize.go b/plonky2_verifier/deserialize.go
index b8014a3..9e7059f 100644
--- a/plonky2_verifier/deserialize.go
+++ b/plonky2_verifier/deserialize.go
@@ -155,19 +155,6 @@ type VerifierOnlyCircuitDataRaw struct {
 	} `json:"constants_sigmas_cap"`
 }
 
-type ProofChallengesRaw struct {
-	PlonkBetas    []uint64 `json:"plonk_betas"`
-	PlonkGammas   []uint64 `json:"plonk_gammas"`
-	PlonkAlphas   []uint64 `json:"plonk_alphas"`
-	PlonkZeta     []uint64 `json:"plonk_zeta"`
-	FriChallenges struct {
-		FriAlpha        []uint64   `json:"fri_alpha"`
-		FriBetas        [][]uint64 `json:"fri_betas"`
-		FriPowResponse  uint64     `json:"fri_pow_response"`
-		FriQueryIndices []uint64   `json:"fri_query_indices"`
-	} `json:"fri_challenges"`
-}
-
 func DeserializeMerkleCap(merkleCapRaw []struct{ Elements []uint64 }) MerkleCap {
 	n := len(merkleCapRaw)
 	merkleCap := make([]Hash, n)
@@ -404,32 +391,3 @@ func DeserializeVerifierOnlyCircuitData(path string) VerifierOnlyCircuitData {
 		ConstantSigmasCap: DeserializeMerkleCap([]struct{ Elements []uint64 }(raw.ConstantsSigmasCap)),
 	}
 }
-
-func DeserializeProofChallenges(path string) ProofChallenges {
-	jsonFile, err := os.Open(path)
-	if err != nil {
-		panic(err)
-	}
-
-	defer jsonFile.Close()
-	rawBytes, _ := ioutil.ReadAll(jsonFile)
-
-	var raw ProofChallengesRaw
-	err = json.Unmarshal(rawBytes, &raw)
-	if err != nil {
-		panic(err)
-	}
-
-	var challenges ProofChallenges
-	challenges.PlonkBetas = utils.Uint64ArrayToFArray(raw.PlonkBetas)
-	challenges.PlonkGammas = utils.Uint64ArrayToFArray(raw.PlonkGammas)
-	challenges.PlonkAlphas = utils.Uint64ArrayToFArray(raw.PlonkAlphas)
-	challenges.PlonkZeta = utils.Uint64ArrayToQuadraticExtension(raw.PlonkZeta)
-
-	challenges.FriChallenges.FriAlpha = utils.Uint64ArrayToQuadraticExtension(raw.FriChallenges.FriAlpha)
-	challenges.FriChallenges.FriBetas = utils.Uint64ArrayToQuadraticExtensionArray(raw.FriChallenges.FriBetas)
-	challenges.FriChallenges.FriPowResponse = NewFieldElement(raw.FriChallenges.FriPowResponse)
-	challenges.FriChallenges.FriQueryIndicies = utils.Uint64ArrayToFArray(raw.FriChallenges.FriQueryIndices)
-
-	return challenges
-}
diff --git a/plonky2_verifier/deserialize_test.go b/plonky2_verifier/deserialize_test.go
index 2d9a8ca..253e641 100644
--- a/plonky2_verifier/deserialize_test.go
+++ b/plonky2_verifier/deserialize_test.go
@@ -22,9 +22,3 @@ func TestDeserializeVerifierOnlyCircuitData(t *testing.T) {
 	fmt.Printf("%+v\n", verifierOnlyCircuitData)
 	panic("look at stdout")
 }
-
-func TestDeserializeProofChallenges(t *testing.T) {
-	challenges := DeserializeProofChallenges("./data/fibonacci/proof_challenges.json")
-	fmt.Printf("%+v\n", challenges)
-	panic("look at stdout")
-}
diff --git a/plonky2_verifier/plonk_test.go b/plonky2_verifier/plonk_test.go
index c6e4752..ff8b7c4 100644
--- a/plonky2_verifier/plonk_test.go
+++ b/plonky2_verifier/plonk_test.go
@@ -12,17 +12,27 @@ import (
 type TestPlonkCircuit struct {
 	proofWithPIsFilename      string `gnark:"-"`
 	commonCircuitDataFilename string `gnark:"-"`
-	ProofChallengesFilename   string `gnark:"-"`
+
+	plonkBetas  []F
+	plonkGammas []F
+	plonkAlphas []F
+	plonkZeta   QuadraticExtension
 }
 
 func (circuit *TestPlonkCircuit) Define(api frontend.API) error {
 	proofWithPis := DeserializeProofWithPublicInputs(circuit.proofWithPIsFilename)
 	commonCircuitData := DeserializeCommonCircuitData(circuit.commonCircuitDataFilename)
-	proofChallenges := DeserializeProofChallenges(circuit.ProofChallengesFilename)
 
 	fieldAPI := NewFieldAPI(api)
 	qeAPI := NewQuadraticExtensionAPI(fieldAPI, commonCircuitData.DegreeBits)
 
+	proofChallenges := ProofChallenges{
+		PlonkBetas:  circuit.plonkBetas,
+		PlonkGammas: circuit.plonkGammas,
+		PlonkAlphas: circuit.plonkAlphas,
+		PlonkZeta:   circuit.plonkZeta,
+	}
+
 	plonkChip := NewPlonkChip(api, qeAPI, commonCircuitData)
 
 	poseidonChip := poseidon.NewPoseidonChip(api, fieldAPI, qeAPI)
@@ -39,7 +49,23 @@ func TestPlonkFibonacci(t *testing.T) {
 		circuit := TestPlonkCircuit{
 			proofWithPIsFilename:      "./data/fibonacci/proof_with_public_inputs.json",
 			commonCircuitDataFilename: "./data/fibonacci/common_circuit_data.json",
-			ProofChallengesFilename:   "./data/fibonacci/proof_challenges.json",
+
+			plonkBetas: []F{
+				NewFieldElementFromString("12973916988745913043"),
+				NewFieldElementFromString("10729509799707823061"),
+			},
+			plonkGammas: []F{
+				NewFieldElementFromString("13357786390712427342"),
+				NewFieldElementFromString("13733012568509939467"),
+			},
+			plonkAlphas: []F{
+				NewFieldElementFromString("4421334860622890213"),
+				NewFieldElementFromString("11104346062293008527"),
+			},
+			plonkZeta: QuadraticExtension{
+				NewFieldElementFromString("18168831211174576204"),
+				NewFieldElementFromString("14207073590853934065"),
+			},
 		}
 		witness := TestPlonkCircuit{}
 		err := test.IsSolved(&circuit, &witness, TEST_CURVE.ScalarField())
@@ -56,7 +82,23 @@ func TestPlonkDummy(t *testing.T) {
 		circuit := TestPlonkCircuit{
 			proofWithPIsFilename:      "./data/dummy_2^14_gates/proof_with_public_inputs.json",
 			commonCircuitDataFilename: "./data/dummy_2^14_gates/common_circuit_data.json",
-			ProofChallengesFilename:   "./data/dummy_2^14_gates/proof_challenges.json",
+
+			plonkBetas: []F{
+				NewFieldElementFromString("11216469004148781751"),
+				NewFieldElementFromString("6201977337075152249"),
+			},
+			plonkGammas: []F{
+				NewFieldElementFromString("8369751006669847974"),
+				NewFieldElementFromString("3610024170884289835"),
+			},
+			plonkAlphas: []F{
+				NewFieldElementFromString("970160439138448145"),
+				NewFieldElementFromString("2402201283787401921"),
+			},
+			plonkZeta: QuadraticExtension{
+				NewFieldElementFromString("17377750363769967882"),
+				NewFieldElementFromString("11921191651424768462"),
+			},
 		}
 		witness := TestPlonkCircuit{}
 		err := test.IsSolved(&circuit, &witness, TEST_CURVE.ScalarField())