diff --git a/.changeset/empty-pianos-check.md b/.changeset/empty-pianos-check.md
new file mode 100644
index 000000000..cdbc2b964
--- /dev/null
+++ b/.changeset/empty-pianos-check.md
@@ -0,0 +1,5 @@
+---
+'@gitbook/react-openapi': patch
+---
+
+Handle isArray schema type
diff --git a/packages/gitbook/src/components/DocumentView/OpenAPI/style.css b/packages/gitbook/src/components/DocumentView/OpenAPI/style.css
index 77aeee92b..fdbb38c04 100644
--- a/packages/gitbook/src/components/DocumentView/OpenAPI/style.css
+++ b/packages/gitbook/src/components/DocumentView/OpenAPI/style.css
@@ -35,7 +35,7 @@
 }
 
 .openapi-description.openapi-markdown {
-    @apply prose-sm text-[15px];
+    @apply prose-sm text-[0.938rem];
 }
 
 .openapi-description.openapi-markdown code {
@@ -207,11 +207,11 @@
 }
 
 .openapi-schema-required {
-    @apply text-amber-600 text-[13px];
+    @apply text-amber-600 text-[0.813rem];
 }
 
 .openapi-schema-type {
-    @apply text-tint select-text text-[13px] font-mono;
+    @apply text-tint select-text text-[0.813rem] font-mono [word-spacing:-0.25rem];
 }
 
 .openapi-schema-type:only-child {
@@ -338,7 +338,7 @@
 }
 
 .openapi-response-description.openapi-markdown {
-    @apply prose-sm text-[13px] h-auto relative leading-[18px] text-tint !font-normal truncate select-text prose-strong:font-semibold prose-strong:text-inherit;
+    @apply prose-sm text-[0.813rem] h-auto relative leading-[1.125rem] text-tint !font-normal truncate select-text prose-strong:font-semibold prose-strong:text-inherit;
 }
 
 .openapi-response-description.openapi-markdown::-webkit-scrollbar {
@@ -398,7 +398,7 @@
 }
 
 .openapi-path .openapi-method {
-    @apply text-[13px] m-0 px-1;
+    @apply text-[0.813rem] m-0 px-1;
 }
 
 .openapi-path-title {
@@ -504,7 +504,7 @@
 }
 
 .openapi-tabs-tab {
-    @apply hover:bg-primary-hover font-mono font-normal tabular-nums hover:text-primary cursor-pointer transition-all relative text-[13px] text-tint px-1 border border-transparent rounded;
+    @apply hover:bg-primary-hover font-mono font-normal tabular-nums hover:text-primary cursor-pointer transition-all relative text-[0.813rem] text-tint px-1 border border-transparent rounded;
 }
 
 .openapi-tabs-tab[aria-selected='true'] {
@@ -516,7 +516,7 @@
 }
 
 .openapi-tabs-footer {
-    @apply px-3 py-2 pt-2.5 border-t border-tint-subtle text-[13px] text-tint;
+    @apply px-3 py-2 pt-2.5 border-t border-tint-subtle text-[0.813rem] text-tint;
 }
 
 /* Disclosure group */
@@ -576,7 +576,7 @@
 
 /* Disclosure */
 .openapi-disclosure-trigger {
-    @apply transition-all duration-300 hover:text-tint-strong rounded-2xl border border-tint-subtle px-2.5 py-1 text-[13px] text-tint flex flex-row items-center gap-1.5 -outline-offset-1;
+    @apply transition-all duration-300 hover:text-tint-strong rounded-2xl border border-tint-subtle px-2.5 py-1 text-[0.813rem] text-tint flex flex-row items-center gap-1.5 -outline-offset-1;
 }
 
 .openapi-disclosure svg {
diff --git a/packages/react-openapi/src/OpenAPISchema.tsx b/packages/react-openapi/src/OpenAPISchema.tsx
index e37d6c2b9..f4f98681c 100644
--- a/packages/react-openapi/src/OpenAPISchema.tsx
+++ b/packages/react-openapi/src/OpenAPISchema.tsx
@@ -409,6 +409,8 @@ export function getSchemaTitle(
         // check array AND schema.items as this is sometimes null despite what the type indicates
     } else if (schema.type === 'array' && !!schema.items) {
         type = `${getSchemaTitle(noReference(schema.items))}[]`;
+    } else if (Array.isArray(schema.type)) {
+        type = schema.type.join(' | ');
     } else if (schema.type || schema.properties) {
         type = schema.type ?? 'object';