diff --git a/packages/quicktype-core/src/language/TypeScriptZod/TypeScriptZodRenderer.ts b/packages/quicktype-core/src/language/TypeScriptZod/TypeScriptZodRenderer.ts
index 6406101476..580d65e364 100644
--- a/packages/quicktype-core/src/language/TypeScriptZod/TypeScriptZodRenderer.ts
+++ b/packages/quicktype-core/src/language/TypeScriptZod/TypeScriptZodRenderer.ts
@@ -124,9 +124,14 @@ export class TypeScriptZodRenderer extends ConvenienceRenderer {
             ],
             (_enumType) => panic("Should already be handled."),
             (unionType) => {
-                const children = Array.from(unionType.getChildren()).map(
-                    (type: Type) => this.typeMapTypeFor(type, false),
-                );
+                const children = Array.from(unionType.getChildren())
+                    // Coercing schemas can accept null, so handle it first.
+                    .sort(
+                        (a, b) =>
+                            Number(b.kind === "null") -
+                            Number(a.kind === "null"),
+                    )
+                    .map((type: Type) => this.typeMapTypeFor(type, false));
                 return ["z.union([", ...arrayIntercalate(", ", children), "])"];
             },
             (_transformedStringType) => {
diff --git a/test/languages.ts b/test/languages.ts
index 6bcfd43611..8e5da86de3 100644
--- a/test/languages.ts
+++ b/test/languages.ts
@@ -1879,9 +1879,6 @@ export const TypeScriptZodLanguage: Language = {
         // Does not handle top level array
         "bug863.json",
 
-        // z.coerce.date() coerces null to the Unix epoch: #2880
-        "bug2590.json",
-
         "no-classes.json",
         "00c36.json",
         "10be4.json",