diff --git a/Gemfile.lock b/Gemfile.lock
index 200cf04..05a9f42 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -2,9 +2,9 @@ PATH
   remote: .
   specs:
     rails_graph (0.3.0)
-      activerecord (>= 6.0, < 7.1)
-      neo4j-ruby-driver (>= 4.4.0.alpha.8)
-      railties (>= 6.0, < 7.1)
+      activerecord (>= 6.0)
+      neo4j-ruby-driver (>= 4.4)
+      railties (>= 6.0)
 
 GEM
   remote: https://rubygems.org/
@@ -48,30 +48,24 @@ GEM
     diff-lcs (1.5.0)
     erubi (1.12.0)
     fiber-local (1.0.0)
-    i18n (1.13.0)
+    i18n (1.14.0)
       concurrent-ruby (~> 1.0)
     io-event (1.2.2)
-    json (2.6.2)
+    json (2.6.3)
     loofah (2.21.3)
       crass (~> 1.0.2)
       nokogiri (>= 1.12.0)
     method_source (1.0.0)
-    mini_portile2 (2.8.2)
     minitest (5.18.0)
     neo4j-ruby-driver (4.4.4)
       activesupport
       async-io
       connection_pool
       zeitwerk (>= 2.1.10)
-    nokogiri (1.15.2)
-      mini_portile2 (~> 2.8.2)
-      racc (~> 1.4)
     nokogiri (1.15.2-arm64-darwin)
       racc (~> 1.4)
-    nokogiri (1.15.2-x86_64-linux)
-      racc (~> 1.4)
-    parallel (1.22.1)
-    parser (3.1.2.1)
+    parallel (1.23.0)
+    parser (3.2.2.1)
       ast (~> 2.4.1)
     racc (1.6.2)
     rack (2.2.7)
@@ -92,39 +86,39 @@ GEM
       zeitwerk (~> 2.5)
     rainbow (3.1.1)
     rake (13.0.6)
-    regexp_parser (2.5.0)
+    regexp_parser (2.8.0)
     rexml (3.2.5)
-    rspec (3.11.0)
-      rspec-core (~> 3.11.0)
-      rspec-expectations (~> 3.11.0)
-      rspec-mocks (~> 3.11.0)
-    rspec-core (3.11.0)
-      rspec-support (~> 3.11.0)
-    rspec-expectations (3.11.1)
+    rspec (3.12.0)
+      rspec-core (~> 3.12.0)
+      rspec-expectations (~> 3.12.0)
+      rspec-mocks (~> 3.12.0)
+    rspec-core (3.12.2)
+      rspec-support (~> 3.12.0)
+    rspec-expectations (3.12.3)
       diff-lcs (>= 1.2.0, < 2.0)
-      rspec-support (~> 3.11.0)
-    rspec-mocks (3.11.1)
+      rspec-support (~> 3.12.0)
+    rspec-mocks (3.12.5)
       diff-lcs (>= 1.2.0, < 2.0)
-      rspec-support (~> 3.11.0)
-    rspec-support (3.11.1)
-    rubocop (1.36.0)
+      rspec-support (~> 3.12.0)
+    rspec-support (3.12.0)
+    rubocop (1.52.0)
       json (~> 2.3)
       parallel (~> 1.10)
-      parser (>= 3.1.2.1)
+      parser (>= 3.2.0.0)
       rainbow (>= 2.2.2, < 4.0)
       regexp_parser (>= 1.8, < 3.0)
       rexml (>= 3.2.5, < 4.0)
-      rubocop-ast (>= 1.20.1, < 2.0)
+      rubocop-ast (>= 1.28.0, < 2.0)
       ruby-progressbar (~> 1.7)
-      unicode-display_width (>= 1.4.0, < 3.0)
-    rubocop-ast (1.21.0)
-      parser (>= 3.1.1.0)
-    ruby-progressbar (1.11.0)
+      unicode-display_width (>= 2.4.0, < 3.0)
+    rubocop-ast (1.29.0)
+      parser (>= 3.2.1.0)
+    ruby-progressbar (1.13.0)
     thor (1.2.2)
     timers (4.3.5)
     tzinfo (2.0.6)
       concurrent-ruby (~> 1.0)
-    unicode-display_width (2.3.0)
+    unicode-display_width (2.4.2)
     zeitwerk (2.6.8)
 
 PLATFORMS
@@ -139,4 +133,4 @@ DEPENDENCIES
   rubocop (~> 1.21)
 
 BUNDLED WITH
-   2.3.22
+   2.4.13
diff --git a/lib/rails_graph/graph/nodes/database.rb b/lib/rails_graph/graph/nodes/database.rb
index 6fb11e1..e20a51d 100644
--- a/lib/rails_graph/graph/nodes/database.rb
+++ b/lib/rails_graph/graph/nodes/database.rb
@@ -28,8 +28,8 @@ def build_properties
             replica: configs.replica? || false,
             database_name: configs.database,
             reaping_frequency: configs.reaping_frequency,
-            min_threads: configs.min_threads,
-            max_threads: configs.max_threads
+            min_threads: configs.try(:min_threads),
+            max_threads: configs.try(:max_threads)
           }
         end
       end
diff --git a/rails_graph.gemspec b/rails_graph.gemspec
index 19ab2ed..c8a6f48 100644
--- a/rails_graph.gemspec
+++ b/rails_graph.gemspec
@@ -30,7 +30,7 @@ Gem::Specification.new do |spec|
   spec.require_paths = ["lib"]
 
   # Dependencies
-  spec.add_dependency "activerecord", ">= 6.0", "< 7.1"
-  spec.add_dependency "neo4j-ruby-driver", ">= 4.4.0.alpha.8"
-  spec.add_dependency "railties", ">= 6.0", "< 7.1"
+  spec.add_dependency "activerecord", ">= 6.0"
+  spec.add_dependency "neo4j-ruby-driver", ">= 4.4"
+  spec.add_dependency "railties", ">= 6.0"
 end