diff --git a/modules/field/modules/text/text.install b/modules/field/modules/text/text.install
index 61be748..d09ee78 100644
--- a/modules/field/modules/text/text.install
+++ b/modules/field/modules/text/text.install
@@ -67,6 +67,18 @@ function text_field_schema($field) {
 }
 
 /**
+ * Implements hook_update_dependencies().
+ */
+function text_update_dependencies() {
+  $dependencies['text'][7000] = array(
+    // Text update 7000 uses field API functions, so must run after
+    // Field API has been enabled.
+    'system' => 7020,
+  );
+  return $dependencies;
+}
+
+/**
  * Change text field 'format' columns into varchar.
  */
 function text_update_7000() {