diff --git a/package-lock.json b/package-lock.json
index d5457cc8..96b8ca99 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "@daostack/arc",
-  "version": "0.0.1-rc.30",
+  "version": "0.0.1-rc.31",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
@@ -140,19 +140,12 @@
       }
     },
     "@daostack/infra": {
-      "version": "0.0.1-rc.14",
-      "resolved": "https://registry.npmjs.org/@daostack/infra/-/infra-0.0.1-rc.14.tgz",
-      "integrity": "sha512-c/zQ8drjq/GJk37zgNqBh2BxPFVXVEBS0X0EZLoRwOZ4aHC31673oVUjtbQ7ltmuFC4yPfQOvWTGzT4C+D8fNg==",
+      "version": "0.0.1-rc.15",
+      "resolved": "https://registry.npmjs.org/@daostack/infra/-/infra-0.0.1-rc.15.tgz",
+      "integrity": "sha512-th/nb1okI7qDNxMCILDdX8I+31zIDvgfDJlPhe/dTPUAC3Zr55WCcrUa8oS7cOb6G1ki7OdGycDCbfnu2ndWgg==",
       "requires": {
         "ethereumjs-abi": "^0.6.5",
-        "openzeppelin-solidity": "2.1.3"
-      },
-      "dependencies": {
-        "openzeppelin-solidity": {
-          "version": "2.1.3",
-          "resolved": "https://registry.npmjs.org/openzeppelin-solidity/-/openzeppelin-solidity-2.1.3.tgz",
-          "integrity": "sha512-Zz595xw6w4ZrNU3JJJTlPd8bHFbHv5OkJlkqsM2i+NBs6CzImoHI3dZ+nmhkfR+p52cGXKmayAGbnfdCum1SMg=="
-        }
+        "openzeppelin-solidity": "2.3.0"
       }
     },
     "@resolver-engine/core": {
@@ -1956,9 +1949,9 @@
       }
     },
     "es-abstract": {
-      "version": "1.15.0",
-      "resolved": "https://registry.npmjs.org/es-abstract/-/es-abstract-1.15.0.tgz",
-      "integrity": "sha512-bhkEqWJ2t2lMeaJDuk7okMkJWI/yqgH/EoGwpcvv0XW9RWQsRspI4wt6xuyuvMvvQE3gg/D9HXppgk21w78GyQ==",
+      "version": "1.16.0",
+      "resolved": "https://registry.npmjs.org/es-abstract/-/es-abstract-1.16.0.tgz",
+      "integrity": "sha512-xdQnfykZ9JMEiasTAJZJdMWCQ1Vm00NBw79/AWi7ELfZuuPCSOMDZbT9mkOfSctVtfhb+sAAzrm+j//GjjLHLg==",
       "dev": true,
       "requires": {
         "es-to-primitive": "^1.2.0",
@@ -2268,12 +2261,12 @@
       }
     },
     "eslint-utils": {
-      "version": "1.4.2",
-      "resolved": "https://registry.npmjs.org/eslint-utils/-/eslint-utils-1.4.2.tgz",
-      "integrity": "sha512-eAZS2sEUMlIeCjBeubdj45dmBHQwPHWyBcT1VSYB7o9x9WRRqKxyUoiXlRjyAwzN7YEzHJlYg0NmzDRWx6GP4Q==",
+      "version": "1.4.3",
+      "resolved": "https://registry.npmjs.org/eslint-utils/-/eslint-utils-1.4.3.tgz",
+      "integrity": "sha512-fbBN5W2xdY45KulGXmLHZ3c3FHfVYmKg0IrAKGOkT/464PQsx2UeIzfz1RmEci+KLm1bBaAzZAh8+/E+XAeZ8Q==",
       "dev": true,
       "requires": {
-        "eslint-visitor-keys": "^1.0.0"
+        "eslint-visitor-keys": "^1.1.0"
       }
     },
     "eslint-visitor-keys": {
@@ -3920,9 +3913,9 @@
       "optional": true
     },
     "glob": {
-      "version": "7.1.4",
-      "resolved": "https://registry.npmjs.org/glob/-/glob-7.1.4.tgz",
-      "integrity": "sha512-hkLPepehmnKk41pUGm3sYxoFs/umurYfYJCerbXEyFIWcAzvpipAgVkBqqT9RBKMGjnq6kMuyYwha6csxbiM1A==",
+      "version": "7.1.5",
+      "resolved": "https://registry.npmjs.org/glob/-/glob-7.1.5.tgz",
+      "integrity": "sha512-J9dlskqUXK1OeTOYBEn5s8aMukWMwWfs+rPTn/jn50Ux4MNXVhubL1wu/j2t+H4NVI+cXEcCaYellqaPVGXNqQ==",
       "dev": true,
       "requires": {
         "fs.realpath": "^1.0.0",
@@ -4869,9 +4862,9 @@
       "dev": true
     },
     "moment-timezone": {
-      "version": "0.5.26",
-      "resolved": "https://registry.npmjs.org/moment-timezone/-/moment-timezone-0.5.26.tgz",
-      "integrity": "sha512-sFP4cgEKTCymBBKgoxZjYzlSovC20Y6J7y3nanDc5RoBIXKlZhoYwBoZGe3flwU6A372AcRwScH8KiwV6zjy1g==",
+      "version": "0.5.27",
+      "resolved": "https://registry.npmjs.org/moment-timezone/-/moment-timezone-0.5.27.tgz",
+      "integrity": "sha512-EIKQs7h5sAsjhPCqN6ggx6cEbs94GK050254TIJySD1bzoM5JTYDwAU1IoVOeTOL6Gm27kYJ51/uuvq1kIlrbw==",
       "dev": true,
       "requires": {
         "moment": ">= 2.9.0"
diff --git a/package.json b/package.json
index cd8daa78..43404205 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@daostack/arc",
-  "version": "0.0.1-rc.30",
+  "version": "0.0.1-rc.31",
   "description": "A platform for building DAOs",
   "files": [
     "contracts/",
@@ -75,7 +75,7 @@
   },
   "homepage": "https://daostack.io",
   "dependencies": {
-    "@daostack/infra": "0.0.1-rc.14",
+    "@daostack/infra": "0.0.1-rc.15",
     "math": "0.0.3",
     "openzeppelin-solidity": "2.3.0",
     "truffle-flattener": "^1.4.2"