diff --git a/server/Gemfile b/server/Gemfile
index 166cdfddf..920950ba0 100644
--- a/server/Gemfile
+++ b/server/Gemfile
@@ -8,7 +8,7 @@ gem 'rails', '~> 6.1', '>= 6.1.3.1'
 # Use postgresql as the database for Active Record
 gem 'pg', '~> 1.1'
 # Use Puma as the app server
-gem 'puma', '5.6.4'
+gem 'puma', '5.6.7'
 # Use SCSS for stylesheets
 gem 'sass-rails', '>= 6'
 # Transpile app-like JavaScript. Read more: https://github.com/rails/webpacker
diff --git a/server/Gemfile.lock b/server/Gemfile.lock
index b42edc496..cf84c4c90 100644
--- a/server/Gemfile.lock
+++ b/server/Gemfile.lock
@@ -288,7 +288,7 @@ GEM
     pry-rails (0.3.9)
       pry (>= 0.10.4)
     public_suffix (5.0.1)
-    puma (5.6.4)
+    puma (5.6.7)
       nio4r (~> 2.0)
     raabro (1.4.0)
     racc (1.7.1)
@@ -495,7 +495,7 @@ DEPENDENCIES
   pg (~> 1.1)
   pry
   pry-rails
-  puma (= 5.6.4)
+  puma (= 5.6.7)
   rack-cors (~> 1.1.1)
   rack-mini-profiler (~> 2.0)
   rails (~> 6.1, >= 6.1.3.1)
diff --git a/server/app/admin/users_admin.rb b/server/app/admin/users_admin.rb
index a25ca98b6..e2915c223 100644
--- a/server/app/admin/users_admin.rb
+++ b/server/app/admin/users_admin.rb
@@ -3,6 +3,10 @@
     item :users, icon: "fa fa-user"
   end
 
+  search do |q|
+    q ? collection.where("username ILIKE ? OR name ILIKE ?", "%#{q}%", "%#{q}%") : collection
+  end
+
   # Customize the table columns shown on the index view.
   table do
     column :id
diff --git a/server/app/models/actions/suggest_revision_set.rb b/server/app/models/actions/suggest_revision_set.rb
index 8395a14d4..a2678db46 100644
--- a/server/app/models/actions/suggest_revision_set.rb
+++ b/server/app/models/actions/suggest_revision_set.rb
@@ -14,6 +14,8 @@ def initialize(existing_obj:, updated_obj:, originating_user:, organization_id:,
   end
 
   def execute
+    updated_obj.in_revision_validation_context = true
+    updated_obj.revision_target_id = existing_obj.id
     updated_obj.validate!
 
     any_changes = false
diff --git a/server/app/models/concerns/moderated.rb b/server/app/models/concerns/moderated.rb
index f969d2925..e4a780cd7 100644
--- a/server/app/models/concerns/moderated.rb
+++ b/server/app/models/concerns/moderated.rb
@@ -25,6 +25,8 @@ module Moderated
       ->() { where(action: 'revision suggested').includes(:originating_user).order('events.updated_at DESC') },
       as: :subject,
       class_name: 'Event'
+
+    attr_accessor :in_revision_validation_context, :revision_target_id
   end
 
   #TODO: Refactor to use new Revision format
diff --git a/server/app/models/molecular_profile.rb b/server/app/models/molecular_profile.rb
index 5eba96888..18ed2c304 100644
--- a/server/app/models/molecular_profile.rb
+++ b/server/app/models/molecular_profile.rb
@@ -22,10 +22,7 @@ class MolecularProfile < ActiveRecord::Base
 
   validates :name, presence: true
 
-  #this breaks when we do updated_obj.validate! during propose revision set. we need a workaround
-  #validates_uniqueness_of :name,
-    #conditions: -> { where(deprecated: false) },
-    #message: 'must be unique'
+  validate :unique_name_in_context
 
   searchkick highlight: [:name, :aliases], callbacks: :async, word_start: [:name]
   scope :search_import, -> { includes(:molecular_profile_aliases, variants: [:gene])}
@@ -85,4 +82,30 @@ def self.timepoint_query
         .count
     }
   end
+
+  def unique_name_in_context
+    base_query = self.class.where(
+      deprecated: false,
+      name: name
+    )
+
+    duplicate_name = if in_revision_validation_context
+                       base_query
+                         .where.not(id: revision_target_id)
+                         .exists?
+                     else
+                       if persisted?
+                         base_query
+                           .where.not(id: id)
+                           .exists?
+                       else
+                         base_query
+                           .exists?
+                       end
+                     end
+
+    if duplicate_name
+      errors.add(:name, 'must be unique. There is already a Molecular Profile with this name.')
+    end
+  end
 end
diff --git a/server/app/models/variant.rb b/server/app/models/variant.rb
index 349c9b162..ca2c39029 100644
--- a/server/app/models/variant.rb
+++ b/server/app/models/variant.rb
@@ -32,6 +32,8 @@ class Variant < ApplicationRecord
 
   after_commit :reindex_mps
 
+  validates :name, presence: true
+
   validates :reference_bases, format: {
     with: /\A[ACTG]+\z|\A[ACTG]+\/[ACTG]+\z/,
     message: "only allows A,C,T,G or /"
@@ -42,10 +44,7 @@ class Variant < ApplicationRecord
     message: "only allows A,C,T,G or /"
   }, allow_nil: true
 
-  #this breaks when we do updated_obj.validate! during propose revision set. we need a workaround
-  #validates_uniqueness_of :name, scope: :gene_id,
-    #conditions: -> { where(deprecated: false) },
-    #message: 'must be unique within a Gene'
+  validate :unique_name_in_context
 
   searchkick highlight: [:name, :aliases], callbacks: :async
   scope :search_import, -> { includes(:variant_aliases, :gene) }
@@ -87,4 +86,31 @@ def on_revision_accepted
     SetAlleleRegistryIdSingleVariant.perform_later(self) if Rails.env.production?
     GenerateOpenCravatLink.perform_later(self)
   end
+
+  def unique_name_in_context
+    base_query = self.class.where(
+      deprecated: false,
+      gene_id: gene_id,
+      name: name
+    )
+
+    duplicate_name = if in_revision_validation_context
+                       base_query
+                         .where.not(id: revision_target_id)
+                         .exists?
+                     else
+                       if persisted?
+                         base_query
+                           .where.not(id: id)
+                           .exists?
+                       else
+                         base_query
+                           .exists?
+                       end
+                     end
+
+    if duplicate_name
+      errors.add(:name, 'must be unique within a Gene')
+    end
+  end
 end