diff --git a/spec/models/case_log_spec.rb b/spec/models/case_log_spec.rb
index 860e4c437..b51ec37f7 100644
--- a/spec/models/case_log_spec.rb
+++ b/spec/models/case_log_spec.rb
@@ -37,6 +37,15 @@ RSpec.describe Form, type: :model do
             net_income_frequency: "Weekly"
           ) }.to raise_error(ActiveRecord::RecordInvalid)
       end
+
+      it "validates net income minimum" do
+        expect {
+          CaseLog.create!(
+            tenant_economic_status: "Full-time - 30 hours or more",
+            net_income: 1,
+            net_income_frequency: "Weekly"
+          ) }.to raise_error(ActiveRecord::RecordInvalid)
+      end
     end
 
     describe "reasonable preference validation" do
diff --git a/spec/requests/case_log_controller_spec.rb b/spec/requests/case_log_controller_spec.rb
index 89a5592b4..122a2c1d2 100644
--- a/spec/requests/case_log_controller_spec.rb
+++ b/spec/requests/case_log_controller_spec.rb
@@ -115,6 +115,14 @@ RSpec.describe CaseLogsController, type: :request do
       json_response = JSON.parse(response.body)
       expect(json_response["status"]).to eq(case_log.status)
     end
+
+    context "invalid case log id" do
+      let(:id) { (CaseLog.order(:id).last&.id || 0) + 1 }
+
+      it "returns 404" do
+        expect(response).to have_http_status(:not_found)
+      end
+    end
   end
 
   describe "PATCH" do