diff --git a/addons/xterm-addon-ligatures/package.json b/addons/xterm-addon-ligatures/package.json
index 8a421a30..2da54bb9 100644
--- a/addons/xterm-addon-ligatures/package.json
+++ b/addons/xterm-addon-ligatures/package.json
@@ -32,7 +32,7 @@
   "license": "MIT",
   "dependencies": {
     "font-finder": "^1.0.4",
-    "font-ligatures": "^1.3.2"
+    "font-ligatures": "^1.3.3"
   },
   "devDependencies": {
     "@types/sinon": "^5.0.1",
diff --git a/addons/xterm-addon-ligatures/yarn.lock b/addons/xterm-addon-ligatures/yarn.lock
index e235ab22..c170eb30 100644
--- a/addons/xterm-addon-ligatures/yarn.lock
+++ b/addons/xterm-addon-ligatures/yarn.lock
@@ -56,9 +56,10 @@ font-finder@^1.0.3, font-finder@^1.0.4:
     get-system-fonts "^2.0.0"
     promise-stream-reader "^1.0.1"
 
-font-ligatures@^1.3.2:
-  version "1.3.2"
-  resolved "https://registry.yarnpkg.com/font-ligatures/-/font-ligatures-1.3.2.tgz#227eb5fc38fef34b5373aa19b555320b82842a71"
+font-ligatures@^1.3.3:
+  version "1.3.3"
+  resolved "https://registry.yarnpkg.com/font-ligatures/-/font-ligatures-1.3.3.tgz#63fff18dc8adb3a11fe5eec1f4e8d7edfa8075b9"
+  integrity sha512-NSGpHgVNX81M7AWS1XylK1UZbN3QllfUIDAAuPv6TUcl5O2b781JcKS5L2RopAU0AqlTyX3ZuX/04eaMpbVrHA==
   dependencies:
     font-finder "^1.0.3"
     lru-cache "^4.1.3"