diff --git a/lib/graphiti.rb b/lib/graphiti.rb
index c4806b27..fc5659d8 100644
--- a/lib/graphiti.rb
+++ b/lib/graphiti.rb
@@ -32,6 +32,10 @@ def self.with_context(obj, namespace = nil)
     yield
   ensure
     self.context = prior
+
+    resources.each { |resource_class|
+      resource_class.sideloads.values.each(&:clear_resources)
+    }
   end
 
   def self.config
diff --git a/lib/graphiti/sideload.rb b/lib/graphiti/sideload.rb
index 62bfa28e..2d99444e 100644
--- a/lib/graphiti/sideload.rb
+++ b/lib/graphiti/sideload.rb
@@ -224,6 +224,12 @@ def parent_resource
       @parent_resource ||= parent_resource_class.new
     end
 
+    # See https://github.com/graphiti-api/graphiti/issues/186
+    def clear_resources
+      @resource = nil
+      @parent_resource = nil
+    end
+
     def assign(parents, children)
       track_associated = type == :has_one
       associated = [] if track_associated
diff --git a/spec/sideloading_spec.rb b/spec/sideloading_spec.rb
index 093f9a23..e676d7ef 100644
--- a/spec/sideloading_spec.rb
+++ b/spec/sideloading_spec.rb
@@ -1044,6 +1044,21 @@ def department
         render
       }.to_not raise_error
     end
+
+    describe "across requests" do
+      it "uses a different sideloaded resource" do
+        ctx = double(current_user: :admin)
+        sl1 = Graphiti.with_context ctx do
+          resource.all(params).query.sideloads.values[0].resource
+        end
+
+        sl2 = Graphiti.with_context ctx do
+          resource.all(params).query.sideloads.values[0].resource
+        end
+
+        expect(sl1).to_not be sl2
+      end
+    end
   end
 
   context "when a required filter on the sideloaded resource" do