diff --git a/fx.gemspec b/fx.gemspec
index b106f89..e50009b 100644
--- a/fx.gemspec
+++ b/fx.gemspec
@@ -27,5 +27,7 @@ Gem::Specification.new do |spec|
   spec.add_dependency "activerecord", ">= 7.0"
   spec.add_dependency "railties", ">= 7.0"
 
+  spec.add_development_dependency "sqlite3"
+
   spec.required_ruby_version = ">= 3.0"
 end
diff --git a/lib/fx.rb b/lib/fx.rb
index c46508f..60de9f0 100644
--- a/lib/fx.rb
+++ b/lib/fx.rb
@@ -21,7 +21,7 @@ module Fx
   def self.load
     ActiveRecord::Migration::CommandRecorder.include(Fx::CommandRecorder)
     ActiveRecord::ConnectionAdapters::AbstractAdapter.include(Fx::Statements)
-    ActiveRecord::SchemaDumper.prepend(Fx::SchemaDumper)
+    ActiveRecord::ConnectionAdapters::PostgreSQL::SchemaDumper.prepend(Fx::SchemaDumper)
 
     true
   end
diff --git a/spec/fx/schema_dumper_spec.rb b/spec/fx/schema_dumper_spec.rb
index 0999ad1..3ac4990 100644
--- a/spec/fx/schema_dumper_spec.rb
+++ b/spec/fx/schema_dumper_spec.rb
@@ -113,6 +113,40 @@
     expect(output).to include("EXECUTE FUNCTION uppercase_users_name()")
   end
 
+  context "with a sqlite adapter" do
+    let(:sqlite_connection) do
+      ActiveRecord::Base.establish_connection(adapter: "sqlite3", database: ":memory:")
+      ActiveRecord::Base.connection
+    end
+    after :each do
+      sqlite_connection.disconnect!
+    end
+
+    it "does not dump functions or triggers for SQLite connections" do
+      sql_definition = <<~EOS
+        CREATE OR REPLACE FUNCTION my_function()
+        RETURNS text AS $$
+        BEGIN
+            RETURN 'test';
+        END;
+        $$ LANGUAGE plpgsql;
+      EOS
+      connection.create_function :my_function, sql_definition: sql_definition
+      connection.create_table :my_table
+      postgres_stream = StringIO.new
+      sqlite_stream = StringIO.new
+
+      dump(connection: connection, stream: postgres_stream)
+      dump(connection: sqlite_connection, stream: sqlite_stream)
+
+      output = postgres_stream.string
+
+      expect(output).to include("create_function :my_function")
+      expect(output).to include("RETURN 'test';")
+      expect(output).to include('create_table "my_table"')
+    end
+  end
+
   def dump(connection:, stream:)
     if Rails.version >= "7.2"
       ActiveRecord::SchemaDumper.dump(connection.pool, stream)