diff --git a/package-lock.json b/package-lock.json
index abf242a3..cc5dd6bf 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "openflexure-ev",
-  "version": "2.1.0-beta",
+  "version": "2.1.0-rc.1",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
@@ -7146,9 +7146,9 @@
       "dev": true
     },
     "electron": {
-      "version": "6.1.11",
-      "resolved": "https://registry.npmjs.org/electron/-/electron-6.1.11.tgz",
-      "integrity": "sha512-HCXp6GT0PIRjYWzRvA/M8XX76K511TRM63SmcPtmcOAjZ9sopVYC5abSojdcGHbcT6BUKBMXSsPxoyZ+SZUFEg==",
+      "version": "6.1.12",
+      "resolved": "https://registry.npmjs.org/electron/-/electron-6.1.12.tgz",
+      "integrity": "sha512-RUPM8xJfTcm53V9EKMBhvpLu1+CQkmuvWDmVCypR5XbUG1OOrOLiKl0CqUZ9+tEDuOmC+DmzmJP2MZXScBU5IA==",
       "dev": true,
       "requires": {
         "@types/node": "^10.12.18",
@@ -7157,9 +7157,9 @@
       },
       "dependencies": {
         "@types/node": {
-          "version": "10.17.21",
-          "resolved": "https://registry.npmjs.org/@types/node/-/node-10.17.21.tgz",
-          "integrity": "sha512-PQKsydPxYxF1DsAFWmunaxd3sOi3iMt6Zmx/tgaagHYmwJ/9cRH91hQkeJZaUGWbvn0K5HlSVEXkn5U/llWPpQ==",
+          "version": "10.17.24",
+          "resolved": "https://registry.npmjs.org/@types/node/-/node-10.17.24.tgz",
+          "integrity": "sha512-5SCfvCxV74kzR3uWgTYiGxrd69TbT1I6+cMx1A5kEly/IVveJBimtAMlXiEyVFn5DvUFewQWxOOiJhlxeQwxgA==",
           "dev": true
         }
       }
@@ -8804,8 +8804,7 @@
         "ansi-regex": {
           "version": "2.1.1",
           "bundled": true,
-          "dev": true,
-          "optional": true
+          "dev": true
         },
         "aproba": {
           "version": "1.2.0",
@@ -8826,14 +8825,12 @@
         "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"
@@ -8848,20 +8845,17 @@
         "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",
@@ -8978,8 +8972,7 @@
         "inherits": {
           "version": "2.0.4",
           "bundled": true,
-          "dev": true,
-          "optional": true
+          "dev": true
         },
         "ini": {
           "version": "1.3.5",
@@ -8991,7 +8984,6 @@
           "version": "1.0.0",
           "bundled": true,
           "dev": true,
-          "optional": true,
           "requires": {
             "number-is-nan": "^1.0.0"
           }
@@ -9006,7 +8998,6 @@
           "version": "3.0.4",
           "bundled": true,
           "dev": true,
-          "optional": true,
           "requires": {
             "brace-expansion": "^1.1.7"
           }
@@ -9014,14 +9005,12 @@
         "minimist": {
           "version": "0.0.8",
           "bundled": true,
-          "dev": true,
-          "optional": true
+          "dev": true
         },
         "minipass": {
           "version": "2.9.0",
           "bundled": true,
           "dev": true,
-          "optional": true,
           "requires": {
             "safe-buffer": "^5.1.2",
             "yallist": "^3.0.0"
@@ -9040,7 +9029,6 @@
           "version": "0.5.1",
           "bundled": true,
           "dev": true,
-          "optional": true,
           "requires": {
             "minimist": "0.0.8"
           }
@@ -9130,8 +9118,7 @@
         "number-is-nan": {
           "version": "1.0.1",
           "bundled": true,
-          "dev": true,
-          "optional": true
+          "dev": true
         },
         "object-assign": {
           "version": "4.1.1",
@@ -9143,7 +9130,6 @@
           "version": "1.4.0",
           "bundled": true,
           "dev": true,
-          "optional": true,
           "requires": {
             "wrappy": "1"
           }
@@ -9229,8 +9215,7 @@
         "safe-buffer": {
           "version": "5.1.2",
           "bundled": true,
-          "dev": true,
-          "optional": true
+          "dev": true
         },
         "safer-buffer": {
           "version": "2.1.2",
@@ -9266,7 +9251,6 @@
           "version": "1.0.2",
           "bundled": true,
           "dev": true,
-          "optional": true,
           "requires": {
             "code-point-at": "^1.0.0",
             "is-fullwidth-code-point": "^1.0.0",
@@ -9286,7 +9270,6 @@
           "version": "3.0.1",
           "bundled": true,
           "dev": true,
-          "optional": true,
           "requires": {
             "ansi-regex": "^2.0.0"
           }
@@ -9330,14 +9313,12 @@
         "wrappy": {
           "version": "1.0.2",
           "bundled": true,
-          "dev": true,
-          "optional": true
+          "dev": true
         },
         "yallist": {
           "version": "3.1.1",
           "bundled": true,
-          "dev": true,
-          "optional": true
+          "dev": true
         }
       }
     },
diff --git a/package.json b/package.json
index f539465d..bc172bbf 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "openflexure-ev",
-  "version": "2.1.0-beta",
+  "version": "2.1.0-rc.1",
   "private": true,
   "description": "An electron-based user client for the OpenFlexure Microscope Server",
   "author": "OpenFlexure <contact@openflexure.org> (https://www.openflexure.org)",
@@ -39,7 +39,7 @@
     "axios": "^0.19.2",
     "babel-eslint": "^10.1.0",
     "css-loader": "^3.5.3",
-    "electron": "^6.1.11",
+    "electron": "^6.1.12",
     "electron-builder": "^21.2.0",
     "electron-icon-builder": "^1.0.2",
     "eslint": "^6.8.0",