diff --git a/ctools.module b/ctools.module
index c1b3e8f..f6eaf9e 100644
--- a/ctools.module
+++ b/ctools.module
@@ -1018,3 +1018,50 @@ function ctools_ctools_entity_context_alter(&$plugin, &$entity, $plugin_id) {
     }
   }
 }
+
+/**
+ * Implements hook_field_create_field().
+ */
+function ctools_field_create_field($field) {
+  ctools_flush_field_caches();
+}
+
+/**
+ * Implements hook_field_create_instance().
+ */
+function ctools_field_create_instance($instance) {
+  ctools_flush_field_caches();
+}
+/**
+ * Implements hook_field_delete_field().
+ */
+function ctools_field_delete_field($field) {
+  ctools_flush_field_caches();
+}
+/**
+ * Implements hook_field_delete_instance().
+ */
+function ctools_field_delete_instance($instance) {
+  ctools_flush_field_caches();
+}
+/**
+ * Implements hook_field_update_field().
+ */
+function ctools_field_update_field($field, $prior_field, $has_data) {
+  ctools_flush_field_caches();
+}
+
+/**
+ * Implements hook_field_update_instance().
+ */
+function ctools_field_update_instance($instance, $prior_instance) {
+  ctools_flush_field_caches();
+}
+
+/**
+ * Clear field related caches.
+ */
+function ctools_flush_field_caches() {
+  // Clear caches of 'Entity field' content type plugin.
+  cache_clear_all('ctools_entity_field_content_type_content_types', 'cache');
+}
diff --git a/plugins/content_types/entity_context/entity_field.inc b/plugins/content_types/entity_context/entity_field.inc
index 5861d1c..65367a0 100644
--- a/plugins/content_types/entity_context/entity_field.inc
+++ b/plugins/content_types/entity_context/entity_field.inc
@@ -34,6 +34,14 @@ function ctools_entity_field_content_type_content_types() {
     return $types;
   }
 
+  $cache_key = 'ctools_entity_field_content_type_content_types';
+  if ($cache = cache_get($cache_key)) {
+    $types = $cache->data;
+    if (!empty($types)) {
+      return $types;
+    }
+  }
+
   // This will hold all the individual field content types.
   $context_types = array();
   $entities = entity_get_info();
@@ -82,6 +90,8 @@ function ctools_entity_field_content_type_content_types() {
     unset($context_types[$key]['types']);
   }
 
+  cache_set($cache_key, $types);
+
   return $types;
 }