diff --git a/src/demos/building-a-geospatial-app/starting-code/yarn.lock b/src/demos/building-a-geospatial-app/starting-code/yarn.lock
index e70da461..7506bd0c 100644
--- a/src/demos/building-a-geospatial-app/starting-code/yarn.lock
+++ b/src/demos/building-a-geospatial-app/starting-code/yarn.lock
@@ -838,10 +838,10 @@ ajv-keywords@^3.1.0:
   resolved "https://unpm.uberinternal.com/ajv-keywords/-/ajv-keywords-3.2.0.tgz#e86b819c602cf8821ad637413698f1dec021847a"
 
 ajv@^6.1.0:
-  version "6.5.5"
-  resolved "https://unpm.uberinternal.com/ajv/-/ajv-6.5.5.tgz#cf97cdade71c6399a92c6d6c4177381291b781a1"
+  version "6.12.6"
+  resolved "https://registry.yarnpkg.com/ajv/-/ajv-6.12.6.tgz#baf5a62e802b07d977034586f8c3baf5adf26df4"
   dependencies:
-    fast-deep-equal "^2.0.1"
+    fast-deep-equal "^3.1.1"
     fast-json-stable-stringify "^2.0.0"
     json-schema-traverse "^0.4.1"
     uri-js "^4.2.2"
@@ -2004,13 +2004,13 @@ falafel@^2.1.0:
     isarray "0.0.1"
     object-keys "^1.0.6"
 
-fast-deep-equal@^2.0.1:
-  version "2.0.1"
-  resolved "https://unpm.uberinternal.com/fast-deep-equal/-/fast-deep-equal-2.0.1.tgz#7b05218ddf9667bf7f370bf7fdb2cb15fdd0aa49"
+fast-deep-equal@^3.1.1:
+  version "3.1.3"
+  resolved "https://registry.yarnpkg.com/fast-deep-equal/-/fast-deep-equal-3.1.3.tgz#3a7d56b559d6cbc3eb512325244e619a65c6c525"
 
 fast-json-stable-stringify@^2.0.0:
-  version "2.0.0"
-  resolved "https://registry.yarnpkg.com/fast-json-stable-stringify/-/fast-json-stable-stringify-2.0.0.tgz#d5142c0caee6b1189f87d3a76111064f86c8bbf2"
+  version "2.1.0"
+  resolved "https://registry.yarnpkg.com/fast-json-stable-stringify/-/fast-json-stable-stringify-2.1.0.tgz#874bf69c6f404c2b5d99c481341399fd55892633"
 
 fast-levenshtein@^2.0.6, fast-levenshtein@~2.0.6:
   version "2.0.6"
@@ -2733,7 +2733,7 @@ json-parse-better-errors@^1.0.2:
 
 json-schema-traverse@^0.4.1:
   version "0.4.1"
-  resolved "https://unpm.uberinternal.com/json-schema-traverse/-/json-schema-traverse-0.4.1.tgz#69f6a87d9513ab8bb8fe63bdb0979c448e684660"
+  resolved "https://registry.yarnpkg.com/json-schema-traverse/-/json-schema-traverse-0.4.1.tgz#69f6a87d9513ab8bb8fe63bdb0979c448e684660"
 
 json3@^3.3.2:
   version "3.3.2"
@@ -3679,7 +3679,7 @@ punycode@^1.2.4:
 
 punycode@^2.1.0:
   version "2.1.1"
-  resolved "https://unpm.uberinternal.com/punycode/-/punycode-2.1.1.tgz#b58b010ac40c22c5657616c8d2c2c02c7bf479ec"
+  resolved "https://registry.yarnpkg.com/punycode/-/punycode-2.1.1.tgz#b58b010ac40c22c5657616c8d2c2c02c7bf479ec"
 
 qs@6.5.2:
   version "6.5.2"
@@ -4625,8 +4625,8 @@ upath@^1.0.5:
   resolved "https://unpm.uberinternal.com/upath/-/upath-1.1.0.tgz#35256597e46a581db4793d0ce47fa9aebfc9fabd"
 
 uri-js@^4.2.2:
-  version "4.2.2"
-  resolved "https://unpm.uberinternal.com/uri-js/-/uri-js-4.2.2.tgz#94c540e1ff772956e2299507c010aea6c8838eb0"
+  version "4.4.1"
+  resolved "https://registry.yarnpkg.com/uri-js/-/uri-js-4.4.1.tgz#9b1a52595225859e55f669d928f88c6c57f2a77e"
   dependencies:
     punycode "^2.1.0"