diff --git a/package.json b/package.json
index 22f5bcee..609c174f 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "pxt-microbit",
-  "version": "0.12.19",
+  "version": "0.12.20",
   "description": "micro:bit target for Microsoft MakeCode (PXT)",
   "keywords": [
     "JavaScript",
@@ -38,6 +38,6 @@
     "semantic-ui-less": "^2.2.4"
   },
   "dependencies": {
-    "pxt-core": "0.12.80"
+    "pxt-core": "0.12.81"
   }
 }
diff --git a/theme/style.less b/theme/style.less
index 9b5f6b05..a637bcd1 100644
--- a/theme/style.less
+++ b/theme/style.less
@@ -33,6 +33,10 @@
     &:extend(.ui.blue.button all);
 }
 
+.ui.button.exit-tutorial-btn {
+    &:extend(.ui.blue.button all);
+}
+
 #filelist, #editortools {
     background: #fff url(https://az742082.vo.msecnd.net/pub/psopafpj) 0 0 repeat !important;
 }