diff --git a/package-lock.json b/package-lock.json
index fc8fda5ba..e2b814864 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -4128,9 +4128,9 @@
       "dev": true
     },
     "caniuse-lite": {
-      "version": "1.0.30001131",
-      "resolved": "https://registry.npmjs.org/caniuse-lite/-/caniuse-lite-1.0.30001131.tgz",
-      "integrity": "sha512-4QYi6Mal4MMfQMSqGIRPGbKIbZygeN83QsWq1ixpUwvtfgAZot5BrCKzGygvZaV+CnELdTwD0S4cqUNozq7/Cw==",
+      "version": "1.0.30001132",
+      "resolved": "https://registry.npmjs.org/caniuse-lite/-/caniuse-lite-1.0.30001132.tgz",
+      "integrity": "sha512-zk5FXbnsmHa0Ktc/NOZJRr+ilXva+2KFJuRiQfnjkxJfV/7DYP5C27lSQF++/veCUzVWE5xecZnSBJjf6fSwJA==",
       "dev": true
     },
     "canvas-toBlob": {
@@ -17607,9 +17607,9 @@
       }
     },
     "scratch-blocks": {
-      "version": "0.1.0-prerelease.20200916105319",
-      "resolved": "https://registry.npmjs.org/scratch-blocks/-/scratch-blocks-0.1.0-prerelease.20200916105319.tgz",
-      "integrity": "sha512-Su5dcXSBGwyi66OFK8K2aVhKgBiIQaTYg7yyqHKEX8nSvbXAb7DH/YcI65JBhPkNzfOksmWm23aNZQDDoqzaYw==",
+      "version": "0.1.0-prerelease.20200917235131",
+      "resolved": "https://registry.npmjs.org/scratch-blocks/-/scratch-blocks-0.1.0-prerelease.20200917235131.tgz",
+      "integrity": "sha512-7SLa3EafBd/XDwrAxLXZfWDD99RUAwZkI+LQxyYXXN5AFqqih9Wjs8dRwZd5O37i9oDWoY1Uu//ucEAh042UxA==",
       "dev": true,
       "requires": {
         "exports-loader": "0.6.3",
@@ -17617,9 +17617,9 @@
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     },
     "scratch-gui": {
-      "version": "0.1.0-prerelease.20200917100214",
-      "resolved": "https://registry.npmjs.org/scratch-gui/-/scratch-gui-0.1.0-prerelease.20200917100214.tgz",
-      "integrity": "sha512-Mo29q67sA1vn+bYplHHCHGTlqPyqnO0Me2N1uynR78TTlLIA62FloFyLzEBUAbkKjHm6/5ZuDazuZpsTKlUnZw==",
+      "version": "0.1.0-prerelease.20200918100203",
+      "resolved": "https://registry.npmjs.org/scratch-gui/-/scratch-gui-0.1.0-prerelease.20200918100203.tgz",
+      "integrity": "sha512-5Ad+PRngBXTRTEWHrj3Z+7xUDSqqHpYo5+276exRBID0rVZcJizKP8MwOEgHPusQFRgogrcwRZzqDlfpCr8vEA==",
       "dev": true,
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@@ -17670,7 +17670,7 @@
         "redux": "3.7.2",
         "redux-throttle": "0.1.1",
         "scratch-audio": "0.1.0-prerelease.20200528195344",
-        "scratch-blocks": "0.1.0-prerelease.20200916105319",
+        "scratch-blocks": "0.1.0-prerelease.20200917235131",
         "scratch-l10n": "3.10.20200916030802",
         "scratch-paint": "0.2.0-prerelease.20200831213104",
         "scratch-render": "0.1.0-prerelease.20200827214414",
@@ -17725,14 +17725,14 @@
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         },
         "browserslist": {
-          "version": "4.14.2",
-          "resolved": "https://registry.npmjs.org/browserslist/-/browserslist-4.14.2.tgz",
-          "integrity": "sha512-HI4lPveGKUR0x2StIz+2FXfDk9SfVMrxn6PLh1JeGUwcuoDkdKZebWiyLRJ68iIPDpMI4JLVDf7S7XzslgWOhw==",
+          "version": "4.14.3",
+          "resolved": "https://registry.npmjs.org/browserslist/-/browserslist-4.14.3.tgz",
+          "integrity": "sha512-GcZPC5+YqyPO4SFnz48/B0YaCwS47Q9iPChRGi6t7HhflKBcINzFrJvRfC+jp30sRMKxF+d4EHGs27Z0XP1NaQ==",
           "dev": true,
           "requires": {
-            "caniuse-lite": "^1.0.30001125",
-            "electron-to-chromium": "^1.3.564",
-            "escalade": "^3.0.2",
+            "caniuse-lite": "^1.0.30001131",
+            "electron-to-chromium": "^1.3.570",
+            "escalade": "^3.1.0",
             "node-releases": "^1.1.61"
           }
         },
@@ -18071,9 +18071,9 @@
           }
         },
         "postcss-load-config": {
-          "version": "2.1.0",
-          "resolved": "https://registry.npmjs.org/postcss-load-config/-/postcss-load-config-2.1.0.tgz",
-          "integrity": "sha512-4pV3JJVPLd5+RueiVVB+gFOAa7GWc25XQcMp86Zexzke69mKf6Nx9LRcQywdz7yZI9n1udOxmLuAwTBypypF8Q==",
+          "version": "2.1.1",
+          "resolved": "https://registry.npmjs.org/postcss-load-config/-/postcss-load-config-2.1.1.tgz",
+          "integrity": "sha512-D2ENobdoZsW0+BHy4x1CAkXtbXtYWYRIxL/JbtRBqrRGOPtJ2zoga/bEZWhV/ShWB5saVxJMzbMdSyA/vv4tXw==",
           "dev": true,
           "requires": {
             "cosmiconfig": "^5.0.0",
diff --git a/package.json b/package.json
index 4953aafe8..9f97e8aef 100644
--- a/package.json
+++ b/package.json
@@ -128,7 +128,7 @@
     "redux-mock-store": "^1.2.3",
     "redux-thunk": "2.0.1",
     "sass-loader": "6.0.6",
-    "scratch-gui": "0.1.0-prerelease.20200917100214",
+    "scratch-gui": "0.1.0-prerelease.20200918100203",
     "scratch-l10n": "latest",
     "selenium-webdriver": "3.6.0",
     "slick-carousel": "1.6.0",