diff --git a/integration/config.ts b/integration/config.ts
index 463d337..c94a499 100644
--- a/integration/config.ts
+++ b/integration/config.ts
@@ -15,11 +15,21 @@ if (process.env.NETWORK_NAME === "nile") {
         nodeUri: "https://nile.dev-ocean.com",
         aquariusUri: "https://nginx-aquarius.dev-ocean.com",
         brizoUri: "https://nginx-brizo.dev-ocean.com",
-        secretStoreUri: "https://secret-store.dev-ocean.com/",
+        secretStoreUri: "https://secret-store.dev-ocean.com",
         brizoAddress: "0x413c9ba0a05b8a600899b41b0c62dd661e689354",
     })
 }
 
+if (process.env.NETWORK_NAME === "duero") {
+    Object.assign(configJson, {
+        nodeUri: "https://duero.dev-ocean.com",
+        aquariusUri: "https://aquarius.duero.dev-ocean.com",
+        brizoUri: "https://brizo.duero.dev-ocean.com",
+        secretStoreUri: "https://secret-store.duero.dev-ocean.com",
+        brizoAddress: "0x9d4ed58293f71122ad6a733c1603927a150735d0",
+    })
+}
+
 if (process.env.SEED_WORDS) {
     const seedphrase = process.env.SEED_WORDS
 
diff --git a/package-lock.json b/package-lock.json
index 9c256c3..9b9e272 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -129,9 +129,9 @@
       }
     },
     "@oceanprotocol/keeper-contracts": {
-      "version": "0.9.1",
-      "resolved": "https://registry.npmjs.org/@oceanprotocol/keeper-contracts/-/keeper-contracts-0.9.1.tgz",
-      "integrity": "sha512-c1LvaH+e1tzow0gZLwSWe19ap+DrZuNmZfxBdwEVEPQXarI0jTXa5qVDoiBow8kBWaqSIUgFAzQOJW8rKdlS1A=="
+      "version": "0.9.7",
+      "resolved": "https://registry.npmjs.org/@oceanprotocol/keeper-contracts/-/keeper-contracts-0.9.7.tgz",
+      "integrity": "sha512-nOpbSE/BG+tQBfLXZ/EqSOvUPzOuot84vHxjAfEU8K3v4eOnqFJVo+oyB7KlcF87wBJXDmi/Ir9qHY4c0Saipg=="
     },
     "@types/chai": {
       "version": "4.1.7",
@@ -2748,8 +2748,7 @@
         "ansi-regex": {
           "version": "2.1.1",
           "bundled": true,
-          "dev": true,
-          "optional": true
+          "dev": true
         },
         "aproba": {
           "version": "1.2.0",
@@ -2770,14 +2769,12 @@
         "balanced-match": {
           "version": "1.0.0",
           "bundled": true,
-          "dev": true,
-          "optional": true
+          "dev": true
         },
         "brace-expansion": {
           "version": "1.1.11",
           "bundled": true,
           "dev": true,
-          "optional": true,
           "requires": {
             "balanced-match": "^1.0.0",
             "concat-map": "0.0.1"
@@ -2792,20 +2789,17 @@
         "code-point-at": {
           "version": "1.1.0",
           "bundled": true,
-          "dev": true,
-          "optional": true
+          "dev": true
         },
         "concat-map": {
           "version": "0.0.1",
           "bundled": true,
-          "dev": true,
-          "optional": true
+          "dev": true
         },
         "console-control-strings": {
           "version": "1.1.0",
           "bundled": true,
-          "dev": true,
-          "optional": true
+          "dev": true
         },
         "core-util-is": {
           "version": "1.0.2",
@@ -2922,8 +2916,7 @@
         "inherits": {
           "version": "2.0.3",
           "bundled": true,
-          "dev": true,
-          "optional": true
+          "dev": true
         },
         "ini": {
           "version": "1.3.5",
@@ -2935,7 +2928,6 @@
           "version": "1.0.0",
           "bundled": true,
           "dev": true,
-          "optional": true,
           "requires": {
             "number-is-nan": "^1.0.0"
           }
@@ -2950,7 +2942,6 @@
           "version": "3.0.4",
           "bundled": true,
           "dev": true,
-          "optional": true,
           "requires": {
             "brace-expansion": "^1.1.7"
           }
@@ -2958,14 +2949,12 @@
         "minimist": {
           "version": "0.0.8",
           "bundled": true,
-          "dev": true,
-          "optional": true
+          "dev": true
         },
         "minipass": {
           "version": "2.3.5",
           "bundled": true,
           "dev": true,
-          "optional": true,
           "requires": {
             "safe-buffer": "^5.1.2",
             "yallist": "^3.0.0"
@@ -2984,7 +2973,6 @@
           "version": "0.5.1",
           "bundled": true,
           "dev": true,
-          "optional": true,
           "requires": {
             "minimist": "0.0.8"
           }
@@ -3065,8 +3053,7 @@
         "number-is-nan": {
           "version": "1.0.1",
           "bundled": true,
-          "dev": true,
-          "optional": true
+          "dev": true
         },
         "object-assign": {
           "version": "4.1.1",
@@ -3078,7 +3065,6 @@
           "version": "1.4.0",
           "bundled": true,
           "dev": true,
-          "optional": true,
           "requires": {
             "wrappy": "1"
           }
@@ -3164,8 +3150,7 @@
         "safe-buffer": {
           "version": "5.1.2",
           "bundled": true,
-          "dev": true,
-          "optional": true
+          "dev": true
         },
         "safer-buffer": {
           "version": "2.1.2",
@@ -3201,7 +3186,6 @@
           "version": "1.0.2",
           "bundled": true,
           "dev": true,
-          "optional": true,
           "requires": {
             "code-point-at": "^1.0.0",
             "is-fullwidth-code-point": "^1.0.0",
@@ -3221,7 +3205,6 @@
           "version": "3.0.1",
           "bundled": true,
           "dev": true,
-          "optional": true,
           "requires": {
             "ansi-regex": "^2.0.0"
           }
@@ -3265,14 +3248,12 @@
         "wrappy": {
           "version": "1.0.2",
           "bundled": true,
-          "dev": true,
-          "optional": true
+          "dev": true
         },
         "yallist": {
           "version": "3.0.3",
           "bundled": true,
-          "dev": true,
-          "optional": true
+          "dev": true
         }
       }
     },
diff --git a/package.json b/package.json
index 461fe7b..a33e6e2 100644
--- a/package.json
+++ b/package.json
@@ -11,6 +11,7 @@
     "test:cover": "nyc --report-dir coverage/unit mocha",
     "integration": "mocha --opts integration/mocha.opts",
     "integration:nile": "export NETWORK_NAME=nile; mocha --opts integration/mocha.opts",
+    "integration:duero": "export NETWORK_NAME=duero; mocha --opts integration/mocha.opts",
     "integration:watch": "mocha -w --watch-extensions js,ts,json  --opts integration/mocha.opts",
     "integration:cover": "nyc --report-dir coverage/integration mocha --opts integration/mocha.opts",
     "clean": "rm -rf ./dist/ ./doc/ ./.nyc_output",
@@ -64,7 +65,7 @@
     "web3": "1.0.0-beta.37"
   },
   "dependencies": {
-    "@oceanprotocol/keeper-contracts": "^0.9.1",
+    "@oceanprotocol/keeper-contracts": "^0.9.7",
     "bignumber.js": "^8.1.1",
     "deprecated-decorator": "^0.1.6",
     "ethereumjs-util": "^6.1.0",