diff --git a/angular-window-focus-service/yarn.lock b/angular-window-focus-service/yarn.lock
index 239b29d..89e7121 100644
--- a/angular-window-focus-service/yarn.lock
+++ b/angular-window-focus-service/yarn.lock
@@ -2038,8 +2038,8 @@ handle-thing@^1.2.4:
   resolved "https://registry.yarnpkg.com/handle-thing/-/handle-thing-1.2.5.tgz#fd7aad726bf1a5fd16dfc29b2f7a6601d27139c4"
 
 handlebars@^4.0.1:
-  version "4.7.6"
-  resolved "https://registry.yarnpkg.com/handlebars/-/handlebars-4.7.6.tgz#d4c05c1baf90e9945f77aa68a7a219aa4a7df74e"
+  version "4.7.7"
+  resolved "https://registry.yarnpkg.com/handlebars/-/handlebars-4.7.7.tgz#9ce33416aad02dbd6c8fafa8240d5d98004945a1"
   dependencies:
     minimist "^1.2.5"
     neo-async "^2.6.0"
@@ -5148,8 +5148,8 @@ uglify-js@2.7.x, uglify-js@^2.7.5:
     yargs "~3.10.0"
 
 uglify-js@^3.1.4:
-  version "3.10.3"
-  resolved "https://registry.yarnpkg.com/uglify-js/-/uglify-js-3.10.3.tgz#f0d2f99736c14de46d2d24649ba328be3e71c3bf"
+  version "3.13.5"
+  resolved "https://registry.yarnpkg.com/uglify-js/-/uglify-js-3.13.5.tgz#5d71d6dbba64cf441f32929b1efce7365bb4f113"
 
 uglify-to-browserify@~1.0.0:
   version "1.0.2"