diff --git a/dist/index.js b/dist/index.js
index 7d8932c..bd63ff1 100644
--- a/dist/index.js
+++ b/dist/index.js
@@ -27526,7 +27526,7 @@ const normalize_options = function (opts) {
     );
   }
   // Normalize option `columns`
-  options.cast_first_line_to_header = null;
+  options.cast_first_line_to_header = undefined;
   if (options.columns === true) {
     // Fields in the first line are converted as-is to columns
     options.cast_first_line_to_header = undefined;
@@ -28954,10 +28954,14 @@ const transform = function (original_options = {}) {
       if (skip_records_with_error) {
         this.state.recordHasError = true;
         if (this.options.on_skip !== undefined) {
-          this.options.on_skip(
-            err,
-            raw ? this.state.rawBuffer.toString(encoding) : undefined,
-          );
+          try {
+            this.options.on_skip(
+              err,
+              raw ? this.state.rawBuffer.toString(encoding) : undefined,
+            );
+          } catch (err) {
+            return err;
+          }
         }
         // this.emit('skip', err, raw ? this.state.rawBuffer.toString(encoding) : undefined);
         return undefined;
@@ -29011,10 +29015,13 @@ const parse = function (data, opts = {}) {
     }
   };
   const close = () => {};
-  const err1 = parser.parse(data, false, push, close);
-  if (err1 !== undefined) throw err1;
-  const err2 = parser.parse(undefined, true, push, close);
-  if (err2 !== undefined) throw err2;
+  const error = parser.parse(data, true, push, close);
+  if (error !== undefined) throw error;
+  // 250606: `parser.parse` was implemented as 2 calls:
+  // const err1 = parser.parse(data, false, push, close);
+  // if (err1 !== undefined) throw err1;
+  // const err2 = parser.parse(undefined, true, push, close);
+  // if (err2 !== undefined) throw err2;
   return records;
 };
 
diff --git a/package-lock.json b/package-lock.json
index ee0eb8c..fde8b10 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -10,7 +10,7 @@
         "@actions/core": "1.11.1",
         "@actions/exec": "1.1.1",
         "@actions/tool-cache": "2.0.2",
-        "csv-parse": "5.6.0",
+        "csv-parse": "6.0.0",
         "lodash": "4.17.21",
         "semver": "7.7.2"
       },
@@ -686,9 +686,9 @@
       }
     },
     "node_modules/csv-parse": {
-      "version": "5.6.0",
-      "resolved": "https://registry.npmjs.org/csv-parse/-/csv-parse-5.6.0.tgz",
-      "integrity": "sha512-l3nz3euub2QMg5ouu5U09Ew9Wf6/wQ8I++ch1loQ0ljmzhmfZYrH9fflS22i/PQEvsPvxCwxgz5q7UB8K1JO4Q==",
+      "version": "6.0.0",
+      "resolved": "https://registry.npmjs.org/csv-parse/-/csv-parse-6.0.0.tgz",
+      "integrity": "sha512-6aB9WrymEruVDwQOwa5AuYk4/Gb+HaJgLHGKOA9BXTqgsIFvbdHzQzZOuqNCOooTGciPDaHzTlGkU5P6kYVUYw==",
       "license": "MIT"
     },
     "node_modules/debug": {
diff --git a/package.json b/package.json
index ffec98c..ba0b094 100644
--- a/package.json
+++ b/package.json
@@ -19,7 +19,7 @@
     "@actions/core": "1.11.1",
     "@actions/exec": "1.1.1",
     "@actions/tool-cache": "2.0.2",
-    "csv-parse": "5.6.0",
+    "csv-parse": "6.0.0",
     "semver": "7.7.2",
     "lodash": "4.17.21"
   },