diff --git a/.changeset/renovate-376.md b/.changeset/renovate-376.md
new file mode 100644
index 0000000..d080c41
--- /dev/null
+++ b/.changeset/renovate-376.md
@@ -0,0 +1,5 @@
+---
+'eventsource': patch
+---
+
+Update `eventsource-parser` to `^4.1.3`.
diff --git a/package-lock.json b/package-lock.json
index 191e564..524d12c 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -9,7 +9,7 @@
       "version": "5.1.4",
       "license": "MIT",
       "dependencies": {
-        "eventsource-parser": "^4.1.2"
+        "eventsource-parser": "^4.1.3"
       },
       "devDependencies": {
         "@changesets/changelog-github": "^1.0.1",
diff --git a/package.json b/package.json
index af0c34b..57d8956 100644
--- a/package.json
+++ b/package.json
@@ -70,7 +70,7 @@
     "posttest": "npm run lint"
   },
   "dependencies": {
-    "eventsource-parser": "^4.1.2"
+    "eventsource-parser": "^4.1.3"
   },
   "devDependencies": {
     "@changesets/changelog-github": "^1.0.1",