diff --git a/package-lock.json b/package-lock.json
index cab7508..63f4fc2 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -12,8 +12,8 @@
                 "minimist": "^1.2.3"
             },
             "devDependencies": {
-                "@fluent/bundle": "^0.14.0",
-                "@fluent/syntax": "^0.14.0",
+                "@fluent/bundle": "^0.18.0",
+                "@fluent/syntax": "^0.19.0",
                 "babylon": "^6.18.0",
                 "cli-color": "^2.0.0",
                 "difflib": "^0.2.4",
@@ -90,21 +90,23 @@
             }
         },
         "node_modules/@fluent/bundle": {
-            "version": "0.14.0",
-            "resolved": "https://registry.npmjs.org/@fluent/bundle/-/bundle-0.14.0.tgz",
-            "integrity": "sha512-ENcZYWq6Q5ut39n3hSQiL3seCTAajuPXIkpnPBeO4xcJFTUebNhKh5VpmwJngoS5lkRVYOzJGmupADzQy/ODYw==",
+            "version": "0.18.0",
+            "resolved": "https://registry.npmjs.org/@fluent/bundle/-/bundle-0.18.0.tgz",
+            "integrity": "sha512-8Wfwu9q8F9g2FNnv82g6Ch/E1AW1wwljsUOolH5NEtdJdv0sZTuWvfCM7c3teB9dzNaJA8rn4khpidpozHWYEA==",
             "dev": true,
             "engines": {
-                "node": ">=8.9.0"
+                "node": ">=14.0.0",
+                "npm": ">=7.0.0"
             }
         },
         "node_modules/@fluent/syntax": {
-            "version": "0.14.0",
-            "resolved": "https://registry.npmjs.org/@fluent/syntax/-/syntax-0.14.0.tgz",
-            "integrity": "sha512-E+1yHdSo/4PTS6bCbj5J+kzEpucf3eJ0U5mLk7VtnUiMvlPHSbmEL68GLCL9QNTOP3laxZtCHCYDD0Ci/2n97w==",
+            "version": "0.19.0",
+            "resolved": "https://registry.npmjs.org/@fluent/syntax/-/syntax-0.19.0.tgz",
+            "integrity": "sha512-5D2qVpZrgpjtqU4eNOcWGp1gnUCgjfM+vKGE2y03kKN6z5EBhtx0qdRFbg8QuNNj8wXNoX93KJoYb+NqoxswmQ==",
             "dev": true,
             "engines": {
-                "node": ">=8.9.0"
+                "node": ">=14.0.0",
+                "npm": ">=7.0.0"
             }
         },
         "node_modules/@humanwhocodes/config-array": {
diff --git a/package.json b/package.json
index 94a79bd..fd89e23 100644
--- a/package.json
+++ b/package.json
@@ -32,8 +32,8 @@
         "node": ">=12.0.0"
     },
     "devDependencies": {
-        "@fluent/bundle": "^0.14.0",
-        "@fluent/syntax": "^0.14.0",
+        "@fluent/bundle": "^0.18.0",
+        "@fluent/syntax": "^0.19.0",
         "babylon": "^6.18.0",
         "cli-color": "^2.0.0",
         "difflib": "^0.2.4",