diff --git a/test/internal/config/blazer.yml b/test/internal/config/blazer.yml
index ff6095507..da4f6203a 100644
--- a/test/internal/config/blazer.yml
+++ b/test/internal/config/blazer.yml
@@ -33,6 +33,9 @@ data_sources:
       # user_id: "SELECT id, name FROM users WHERE id IN {value}"
       status: {0: "Active", 1: "Archived"}
 
+    variable_defaults:
+      default_var: default_value
+
   athena:
     adapter: athena
     database: blazer_test
diff --git a/test/queries_test.rb b/test/queries_test.rb
index 364abb61c..639260601 100644
--- a/test/queries_test.rb
+++ b/test/queries_test.rb
@@ -70,6 +70,13 @@ def test_variables_time_range
     assert_match "daterangepicker", response.body
   end
 
+  def test_variable_defaults
+    query = create_query(statement: "SELECT {default_var}")
+    get blazer.query_path(query)
+    assert_response :success
+    assert_match "default_value", response.body
+  end
+
   def test_smart_variables
     query = create_query(statement: "SELECT {period}")
     get blazer.query_path(query)