diff --git a/package-lock.json b/package-lock.json
index dfd854aa..8788ff63 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -29,7 +29,7 @@
 				"grunt-terser": "^2.0.0",
 				"grunt-version": "^3.0.1",
 				"stylelint-config-standard": "^38.0.0",
-				"terser": "^5.39.0"
+				"terser": "^5.39.2"
 			}
 		},
 		"node_modules/@babel/code-frame": {
@@ -504,10 +504,11 @@
 			"dev": true
 		},
 		"node_modules/acorn": {
-			"version": "8.12.1",
-			"resolved": "https://registry.npmjs.org/acorn/-/acorn-8.12.1.tgz",
-			"integrity": "sha512-tcpGyI9zbizT9JbV6oYE477V6mTlXvvi0T0G3SNIYE2apm/G5huBa1+K89VGeovbg+jycCrfhl3ADxErOuO6Jg==",
+			"version": "8.14.1",
+			"resolved": "https://registry.npmjs.org/acorn/-/acorn-8.14.1.tgz",
+			"integrity": "sha512-OvQ/2pUDKmgfCg++xsTX1wGxfTaszcHVcTctW4UJB4hibJx2HXxxO5UmVgyjMa+ZDsiaf5wWLXYpRWMmBI0QHg==",
 			"dev": true,
+			"license": "MIT",
 			"bin": {
 				"acorn": "bin/acorn"
 			},
@@ -4877,14 +4878,14 @@
 			}
 		},
 		"node_modules/terser": {
-			"version": "5.39.0",
-			"resolved": "https://registry.npmjs.org/terser/-/terser-5.39.0.tgz",
-			"integrity": "sha512-LBAhFyLho16harJoWMg/nZsQYgTrg5jXOn2nCYjRUcZZEdE3qa2zb8QEDRUGVZBW4rlazf2fxkg8tztybTaqWw==",
+			"version": "5.39.2",
+			"resolved": "https://registry.npmjs.org/terser/-/terser-5.39.2.tgz",
+			"integrity": "sha512-yEPUmWve+VA78bI71BW70Dh0TuV4HHd+I5SHOAfS1+QBOmvmCiiffgjR8ryyEd3KIfvPGFqoADt8LdQ6XpXIvg==",
 			"dev": true,
 			"license": "BSD-2-Clause",
 			"dependencies": {
 				"@jridgewell/source-map": "^0.3.3",
-				"acorn": "^8.8.2",
+				"acorn": "^8.14.0",
 				"commander": "^2.20.0",
 				"source-map-support": "~0.5.20"
 			},
diff --git a/package.json b/package.json
index 7f681c03..3182a633 100644
--- a/package.json
+++ b/package.json
@@ -86,7 +86,7 @@
 		"grunt-terser": "^2.0.0",
 		"grunt-version": "^3.0.1",
 		"stylelint-config-standard": "^38.0.0",
-		"terser": "^5.39.0"
+		"terser": "^5.39.2"
 	},
 	"dependencies": {
 		"@jaames/iro": "^5.5.2",