diff --git a/fabric-client/config/default.json b/fabric-client/config/default.json
index 56c3be37b9..d0202ba69d 100644
--- a/fabric-client/config/default.json
+++ b/fabric-client/config/default.json
@@ -1,7 +1,7 @@
 { 
 	"request-timeout" : 3000,
 	"tcert-batch-size" : 10,
-	"crypto-hash-algo": "SHA3",
+	"crypto-hash-algo": "SHA2",
 	"crypto-keysize": 256,
 	"crypto-hsm": false,
 	"crypto-suite-software": {
diff --git a/test/unit/cryptosuite-ecdsa-aes.js b/test/unit/cryptosuite-ecdsa-aes.js
index a1f2649852..af7421da74 100644
--- a/test/unit/cryptosuite-ecdsa-aes.js
+++ b/test/unit/cryptosuite-ecdsa-aes.js
@@ -269,15 +269,14 @@ test('\n\n ** CryptoSuite_ECDSA_AES - function tests **\n\n', function (t) {
 	t.equal(true, (typeof cryptoUtils._ecdsaCurve !== 'undefined' && typeof cryptoUtils._ecdsa !== 'undefined'),
 		'CryptoSuite_ECDSA_AES function tests: default instance has "_ecdsaCurve" and "_ecdsa" properties');
 
-	// test default curve 256 with SHA3_256
-	t.equal(cryptoUtils.hash(TEST_MSG), HASH_MSG_SHA3_256,
+	// test default curve 256 with SHA256
+	t.equal(cryptoUtils.hash(TEST_MSG), HASH_MSG_SHA256,
 		'CryptoSuite_ECDSA_AES function tests: using "SHA2" hashing algorithm with default key size which should be 256');
 
-	t.equal(cryptoUtils.hash(TEST_LONG_MSG), HASH_LONG_MSG_SHA3_256,
+	t.equal(cryptoUtils.hash(TEST_LONG_MSG), HASH_LONG_MSG_SHA256,
 		'CryptoSuite_ECDSA_AES function tests: using "SHA2" hashing algorithm with default key size which should be 256');
 
 	// test SHA384 hash
-	utils.setConfigSetting('crypto-hash-algo', 'sha2');
 	utils.setConfigSetting('crypto-keysize', 384);
 	cryptoUtils = utils.getCryptoSuite();
 	t.equal(cryptoUtils.hash(TEST_MSG), HASH_MSG_SHA384,
@@ -292,8 +291,8 @@ test('\n\n ** CryptoSuite_ECDSA_AES - function tests **\n\n', function (t) {
 		t.equal('secp256r1', key.getPublicKey()._key.curveName,
 			'CryptoSuite_ECDSA_AES function tests: cryptoUtils generated public key curveName == secp256r1');
 
-		// test curve 256 with SHA2_256
-		utils.setConfigSetting('crypto-hash-algo', 'SHA2');
+		// test curve 256 with SHA3_256
+		utils.setConfigSetting('crypto-hash-algo', 'SHA3');
 		utils.setConfigSetting('crypto-keysize', 256);
 		cryptoUtils = utils.getCryptoSuite();
 		return cryptoUtils.generateKey();
@@ -302,10 +301,10 @@ test('\n\n ** CryptoSuite_ECDSA_AES - function tests **\n\n', function (t) {
 		t.equal('secp256r1', key.getPublicKey()._key.curveName,
 			'CryptoSuite_ECDSA_AES function tests: ccryptoUtils generated public key curveName == secp256r1');
 
-		t.equal(cryptoUtils.hash(TEST_MSG), HASH_MSG_SHA256,
+		t.equal(cryptoUtils.hash(TEST_MSG), HASH_MSG_SHA3_256,
 			'CryptoSuite_ECDSA_AES function tests: using "SHA3" hashing algorithm with key size 256');
 
-		t.equal(cryptoUtils.hash(TEST_LONG_MSG), HASH_LONG_MSG_SHA256,
+		t.equal(cryptoUtils.hash(TEST_LONG_MSG), HASH_LONG_MSG_SHA3_256,
 			'CryptoSuite_ECDSA_AES function tests: using "SHA3" hashing algorithm with key size 256');
 
 		// test SHA3_384