diff --git a/src/printer-graphql.js b/src/printer-graphql.js
index 2bb0f6f01..59bf594f7 100644
--- a/src/printer-graphql.js
+++ b/src/printer-graphql.js
@@ -296,6 +296,22 @@ function genericPrint(path, options, print) {
       ]);
     }
 
+    case "InputObjectTypeDefinition": {
+      return concat([
+        "input ",
+        path.call(print, "name"),
+        printDirectives(path, print, n),
+        " {",
+        n.fields.length > 0
+          ? indent(
+              concat([hardline, join(hardline, path.map(print, "fields"))])
+            )
+          : "",
+        hardline,
+        "}"
+      ]);
+    }
+
     case "FragmentSpread": {
       return concat([
         "...",
diff --git a/tests/graphql_object_type_def/__snapshots__/jsfmt.spec.js.snap b/tests/graphql_object_type_def/__snapshots__/jsfmt.spec.js.snap
index 14a33e43c..b4bbbb61b 100644
--- a/tests/graphql_object_type_def/__snapshots__/jsfmt.spec.js.snap
+++ b/tests/graphql_object_type_def/__snapshots__/jsfmt.spec.js.snap
@@ -20,6 +20,19 @@ type VRMConversation implements Node, Entity @foo {
 
 `;
 
+exports[`input.graphql 1`] = `
+input Params {
+  app_id: ID!
+  key_hash: String!
+}
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+input Params {
+  app_id: ID!
+  key_hash: String!
+}
+
+`;
+
 exports[`object_type_def.graphql 1`] = `
 type FeedHomeStories {
   debug_info: String
diff --git a/tests/graphql_object_type_def/input.graphql b/tests/graphql_object_type_def/input.graphql
new file mode 100644
index 000000000..6782b9b49
--- /dev/null
+++ b/tests/graphql_object_type_def/input.graphql
@@ -0,0 +1,4 @@
+input Params {
+  app_id: ID!
+  key_hash: String!
+}