diff --git a/package-lock.json b/package-lock.json
index eebc4015bd196d..4f97a42a8d4f58 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -218,6 +218,7 @@
 				"patch-package": "8.0.0",
 				"postcss": "8.4.16",
 				"postcss-loader": "6.2.1",
+				"postcss-local-keyframes": "^0.0.2",
 				"prettier": "npm:wp-prettier@3.0.3",
 				"progress": "2.0.3",
 				"react": "18.3.1",
@@ -42428,6 +42429,7 @@
 			"version": "0.0.2",
 			"resolved": "https://registry.npmjs.org/postcss-local-keyframes/-/postcss-local-keyframes-0.0.2.tgz",
 			"integrity": "sha512-nRN01llvxnqLw1TZu4kBknHwpxPPK3DLLJClQ3eTGhS+jBNyoIAMx0hw+fdiDOy7TXjfnojamPwUm/UxBEZDTw==",
+			"dev": true,
 			"engines": {
 				"node": ">=10.0.0"
 			},
@@ -88809,7 +88811,8 @@
 		"postcss-local-keyframes": {
 			"version": "0.0.2",
 			"resolved": "https://registry.npmjs.org/postcss-local-keyframes/-/postcss-local-keyframes-0.0.2.tgz",
-			"integrity": "sha512-nRN01llvxnqLw1TZu4kBknHwpxPPK3DLLJClQ3eTGhS+jBNyoIAMx0hw+fdiDOy7TXjfnojamPwUm/UxBEZDTw=="
+			"integrity": "sha512-nRN01llvxnqLw1TZu4kBknHwpxPPK3DLLJClQ3eTGhS+jBNyoIAMx0hw+fdiDOy7TXjfnojamPwUm/UxBEZDTw==",
+			"dev": true
 		},
 		"postcss-media-query-parser": {
 			"version": "0.2.3",
diff --git a/package.json b/package.json
index 42f796f442a262..848ba6dc6b960d 100644
--- a/package.json
+++ b/package.json
@@ -230,6 +230,7 @@
 		"patch-package": "8.0.0",
 		"postcss": "8.4.16",
 		"postcss-loader": "6.2.1",
+		"postcss-local-keyframes": "^0.0.2",
 		"prettier": "npm:wp-prettier@3.0.3",
 		"progress": "2.0.3",
 		"react": "18.3.1",