diff --git a/.rubocop.yml b/.rubocop.yml
index 45c299599..31cdfe4d2 100644
--- a/.rubocop.yml
+++ b/.rubocop.yml
@@ -187,6 +187,12 @@ Lint/SafeNavigationChain:
 Lint/ShadowingOuterLocalVariable:
   Enabled: true
 
+Lint/SymbolConversion:
+  Enabled: true
+  Exclude:
+    - "app/models/setting.rb"
+    - "db/dev_seeds/settings.rb"
+
 Lint/UselessAssignment:
   Enabled: true
 
diff --git a/app/controllers/legislation/annotations_controller.rb b/app/controllers/legislation/annotations_controller.rb
index 1d26211c2..a09d18928 100644
--- a/app/controllers/legislation/annotations_controller.rb
+++ b/app/controllers/legislation/annotations_controller.rb
@@ -99,9 +99,9 @@ class Legislation::AnnotationsController < Legislation::BaseController
     end
 
     def track_event
-      ahoy.track "legislation_annotation_created".to_sym,
-                 "legislation_annotation_id": @annotation.id,
-                 "legislation_draft_version_id": @draft_version.id
+      ahoy.track :legislation_annotation_created,
+                 legislation_annotation_id: @annotation.id,
+                 legislation_draft_version_id: @draft_version.id
     end
 
     def convert_ranges_parameters
diff --git a/app/controllers/legislation/answers_controller.rb b/app/controllers/legislation/answers_controller.rb
index 7da980e15..586769a1f 100644
--- a/app/controllers/legislation/answers_controller.rb
+++ b/app/controllers/legislation/answers_controller.rb
@@ -35,9 +35,9 @@ class Legislation::AnswersController < Legislation::BaseController
     end
 
     def track_event
-      ahoy.track "legislation_answer_created".to_sym,
-                 "legislation_answer_id": @answer.id,
-                 "legislation_question_option_id": @answer.legislation_question_option_id,
-                 "legislation_question_id": @answer.legislation_question_id
+      ahoy.track :legislation_answer_created,
+                 legislation_answer_id: @answer.id,
+                 legislation_question_option_id: @answer.legislation_question_option_id,
+                 legislation_question_id: @answer.legislation_question_id
     end
 end
diff --git a/app/views/comments/_comment.html.erb b/app/views/comments/_comment.html.erb
index 545b379b4..ae0cb1276 100644
--- a/app/views/comments/_comment.html.erb
+++ b/app/views/comments/_comment.html.erb
@@ -92,7 +92,7 @@
           <% if user_signed_in? && !comments_closed_for_commentable?(comment.commentable) && !require_verified_resident_for_commentable?(comment.commentable, current_user) %>
             <span class="divider">&nbsp;|&nbsp;</span>
             <%= link_to(comment_link_text(comment), "",
-                        class: "js-add-comment-link", data: { "id": dom_id(comment) }) %>
+                        class: "js-add-comment-link", data: { id: dom_id(comment) }) %>
 
             <% unless valuation %>
               <%= render "comments/actions", { comment: comment } %>
diff --git a/spec/system/admin/poll/questions/answers/images/images_spec.rb b/spec/system/admin/poll/questions/answers/images/images_spec.rb
index b54396477..398680c2c 100644
--- a/spec/system/admin/poll/questions/answers/images/images_spec.rb
+++ b/spec/system/admin/poll/questions/answers/images/images_spec.rb
@@ -4,7 +4,7 @@ describe "Images", :admin do
   it_behaves_like "nested imageable",
                   "poll_question_answer",
                   "new_admin_answer_image_path",
-                  { "answer_id": "id" },
+                  { answer_id: "id" },
                   nil,
                   "Save image",
                   "Image uploaded successfully",
diff --git a/spec/system/budgets/investments_spec.rb b/spec/system/budgets/investments_spec.rb
index 9f3086b46..c07c0c1e4 100644
--- a/spec/system/budgets/investments_spec.rb
+++ b/spec/system/budgets/investments_spec.rb
@@ -16,12 +16,12 @@ describe "Budget Investments" do
     it_behaves_like "remotely_translatable",
                     :budget_investment,
                     "budget_investments_path",
-                    { "budget_id": "budget_id" }
+                    { budget_id: "budget_id" }
 
     it_behaves_like "remotely_translatable",
                     :budget_investment,
                     "budget_investment_path",
-                    { "budget_id": "budget_id", "id": "id" }
+                    { budget_id: "budget_id", id: "id" }
     it_behaves_like "flaggable", :budget_investment
   end
 
@@ -1039,25 +1039,25 @@ describe "Budget Investments" do
     expect(page).not_to have_content("Local government is not competent in this matter")
   end
 
-  it_behaves_like "followable", "budget_investment", "budget_investment_path", { "budget_id": "budget_id", "id": "id" }
+  it_behaves_like "followable", "budget_investment", "budget_investment_path", { budget_id: "budget_id", id: "id" }
 
-  it_behaves_like "imageable", "budget_investment", "budget_investment_path", { "budget_id": "budget_id", "id": "id" }
+  it_behaves_like "imageable", "budget_investment", "budget_investment_path", { budget_id: "budget_id", id: "id" }
 
   it_behaves_like "nested imageable",
                   "budget_investment",
                   "new_budget_investment_path",
-                  { "budget_id": "budget_id" },
+                  { budget_id: "budget_id" },
                   "imageable_fill_new_valid_budget_investment",
                   "Create Investment",
                   "Budget Investment created successfully."
 
-  it_behaves_like "documentable", "budget_investment", "budget_investment_path", { "budget_id": "budget_id", "id": "id" }
+  it_behaves_like "documentable", "budget_investment", "budget_investment_path", { budget_id: "budget_id", id: "id" }
 
   it_behaves_like "nested documentable",
                   "user",
                   "budget_investment",
                   "new_budget_investment_path",
-                  { "budget_id": "budget_id" },
+                  { budget_id: "budget_id" },
                   "documentable_fill_new_valid_budget_investment",
                   "Create Investment",
                   "Budget Investment created successfully."
@@ -1068,7 +1068,7 @@ describe "Budget Investments" do
                   "new_budget_investment_path",
                   "",
                   "budget_investment_path",
-                  { "budget_id": "budget_id" }
+                  { budget_id: "budget_id" }
 
   context "Destroy" do
     scenario "Admin cannot destroy budget investments", :admin do
diff --git a/spec/system/debates_spec.rb b/spec/system/debates_spec.rb
index b6235ea17..2d0e2868f 100644
--- a/spec/system/debates_spec.rb
+++ b/spec/system/debates_spec.rb
@@ -11,7 +11,7 @@ describe "Debates" do
     it_behaves_like "remotely_translatable",
                     :debate,
                     "debate_path",
-                    { "id": "id" }
+                    { id: "id" }
     it_behaves_like "flaggable", :debate
   end
 
diff --git a/spec/system/management/budget_investments_spec.rb b/spec/system/management/budget_investments_spec.rb
index b814066e8..01efdc9b3 100644
--- a/spec/system/management/budget_investments_spec.rb
+++ b/spec/system/management/budget_investments_spec.rb
@@ -11,7 +11,7 @@ describe "Budget Investments" do
                   "user",
                   "budget_investment",
                   "new_management_budget_investment_path",
-                  { "budget_id": "budget_id" },
+                  { budget_id: "budget_id" },
                   "documentable_fill_new_valid_budget_investment",
                   "Create Investment",
                   "Investment created successfully.",
@@ -20,7 +20,7 @@ describe "Budget Investments" do
   it_behaves_like "nested imageable",
                   "budget_investment",
                   "new_management_budget_investment_path",
-                  { "budget_id": "budget_id" },
+                  { budget_id: "budget_id" },
                   "imageable_fill_new_valid_budget_investment",
                   "Create Investment",
                   "Investment created successfully.",
@@ -32,7 +32,7 @@ describe "Budget Investments" do
                   "new_management_budget_investment_path",
                   "",
                   "management_budget_investment_path",
-                  { "budget_id": "budget_id" },
+                  { budget_id: "budget_id" },
                   management: true
 
   context "Load" do
diff --git a/spec/system/proposals_spec.rb b/spec/system/proposals_spec.rb
index 6a4c8437b..989caf158 100644
--- a/spec/system/proposals_spec.rb
+++ b/spec/system/proposals_spec.rb
@@ -13,7 +13,7 @@ describe "Proposals" do
     it_behaves_like "remotely_translatable",
                     :proposal,
                     "proposal_path",
-                    { "id": "id" }
+                    { id: "id" }
     it_behaves_like "flaggable", :proposal
   end
 
@@ -1257,9 +1257,9 @@ describe "Proposals" do
     expect(page).not_to have_content "This proposal has been flagged as inappropriate by several users."
   end
 
-  it_behaves_like "followable", "proposal", "proposal_path", { "id": "id" }
+  it_behaves_like "followable", "proposal", "proposal_path", { id: "id" }
 
-  it_behaves_like "imageable", "proposal", "proposal_path", { "id": "id" }
+  it_behaves_like "imageable", "proposal", "proposal_path", { id: "id" }
 
   it_behaves_like "nested imageable",
                   "proposal",
@@ -1272,12 +1272,12 @@ describe "Proposals" do
   it_behaves_like "nested imageable",
                   "proposal",
                   "edit_proposal_path",
-                  { "id": "id" },
+                  { id: "id" },
                   nil,
                   "Save changes",
                   "Proposal updated successfully"
 
-  it_behaves_like "documentable", "proposal", "proposal_path", { "id": "id" }
+  it_behaves_like "documentable", "proposal", "proposal_path", { id: "id" }
 
   it_behaves_like "nested documentable",
                   "user",
@@ -1292,7 +1292,7 @@ describe "Proposals" do
                   "user",
                   "proposal",
                   "edit_proposal_path",
-                  { "id": "id" },
+                  { id: "id" },
                   nil,
                   "Save changes",
                   "Proposal updated successfully"