diff --git a/examples/cra-with-nav/yarn.lock b/examples/cra-with-nav/yarn.lock
index af5b7b2..bd22e33 100644
--- a/examples/cra-with-nav/yarn.lock
+++ b/examples/cra-with-nav/yarn.lock
@@ -2525,7 +2525,7 @@ expand-tilde@^2.0.0, expand-tilde@^2.0.2:
 
 express@^4.16.2:
   version "4.16.3"
-  resolved "http://registry.npmjs.org/express/-/express-4.16.3.tgz#6af8a502350db3246ecc4becf6b5a34d22f7ed53"
+  resolved "https://registry.npmjs.org/express/-/express-4.16.3.tgz#6af8a502350db3246ecc4becf6b5a34d22f7ed53"
   dependencies:
     accepts "~1.3.5"
     array-flatten "1.1.1"
@@ -6801,8 +6801,8 @@ uri-js@^4.2.1:
     punycode "^2.1.0"
 
 urijs@^1.16.1:
-  version "1.19.1"
-  resolved "https://registry.yarnpkg.com/urijs/-/urijs-1.19.1.tgz#5b0ff530c0cbde8386f6342235ba5ca6e995d25a"
+  version "1.19.9"
+  resolved "https://registry.yarnpkg.com/urijs/-/urijs-1.19.9.tgz#3b15844835de3732866d420768c16f24be7d3e65"
 
 urix@^0.1.0:
   version "0.1.0"
@@ -7169,7 +7169,7 @@ yargs-parser@^7.0.0:
 
 yargs@6.6.0:
   version "6.6.0"
-  resolved "http://registry.npmjs.org/yargs/-/yargs-6.6.0.tgz#782ec21ef403345f830a808ca3d513af56065208"
+  resolved "https://registry.npmjs.org/yargs/-/yargs-6.6.0.tgz#782ec21ef403345f830a808ca3d513af56065208"
   dependencies:
     camelcase "^3.0.0"
     cliui "^3.2.0"