diff --git a/types/js-yaml/index.d.ts b/types/js-yaml/index.d.ts
index 49ba2807a744b7..b59741e74e2f49 100644
--- a/types/js-yaml/index.d.ts
+++ b/types/js-yaml/index.d.ts
@@ -1,4 +1,4 @@
-// Type definitions for js-yaml 3.11
+// Type definitions for js-yaml 3.12
 // Project: https://github.com/nodeca/js-yaml
 // Definitions by: Bart van der Schoor <https://github.com/Bartvds>, Sebastian Clausen <https://github.com/sclausen>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
@@ -52,6 +52,8 @@ export interface LoadOptions {
 export interface DumpOptions {
 	/** indentation width to use (in spaces). */
 	indent?: number;
+	/** when true, will not add an indentation level to array elements */
+	noArrayIndent?: boolean;
 	/** do not throw on invalid types (like function in the safe schema) and skip pairs and single values with such types. */
 	skipInvalid?: boolean;
 	/** specifies level of nesting, when to switch from block to flow style for collections. -1 means block style everwhere */
diff --git a/types/js-yaml/js-yaml-tests.ts b/types/js-yaml/js-yaml-tests.ts
index d3d90131d14702..304da7731d0d5f 100644
--- a/types/js-yaml/js-yaml-tests.ts
+++ b/types/js-yaml/js-yaml-tests.ts
@@ -72,6 +72,9 @@ loadOpts = {
 dumpOpts = {
 	indent: num
 };
+dumpOpts = {
+	noArrayIndent: bool
+};
 dumpOpts = {
 	skipInvalid: bool
 };