diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 7fc5a46..37409a5 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -7,7 +7,7 @@ jobs:
       matrix:
         gemfile: [rails_6_1, rails_7_0, rails_7_1, rails_master]
         # Due to https://github.com/actions/runner/issues/849, we have to use quotes for '3.0'
-        ruby: ['3.0', 3.1, 3.2]
+        ruby: ['3.0', 3.1, 3.2, 3.3]
     runs-on: ubuntu-latest
     env: # $BUNDLE_GEMFILE must be set at the job level, so it is set for all steps
       BUNDLE_GEMFILE: ${{ github.workspace }}/gemfiles/${{ matrix.gemfile }}.gemfile
diff --git a/.travis.yml b/.travis.yml
index 337ab14..9535ffd 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -3,4 +3,5 @@ rvm:
   - 3.0
   - 3.1
   - 3.2
+  - 3.3
 script: bin/test
diff --git a/Dockerfile b/Dockerfile
index 4040e1e..901ea40 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM ruby:3.2.3
+FROM ruby:3.3.0
 RUN apt-get update -qq
 
 WORKDIR /app
diff --git a/lib/rbexy/runtime.rb b/lib/rbexy/runtime.rb
index aa09a39..bab1b09 100644
--- a/lib/rbexy/runtime.rb
+++ b/lib/rbexy/runtime.rb
@@ -30,7 +30,7 @@ def evaluate(code)
       @output_buffer = ActionView::OutputBuffer.new
       instance_eval(code)
     rescue => e
-      e.set_backtrace(e.backtrace.map { |l| l.gsub("(eval)", "(rbx template string)") })
+      e.set_backtrace(e.backtrace.map { |l| l.gsub(/\(eval( at [^)]+)?\)/, "(rbx template string)") })
       raise e
     end
   end
diff --git a/spec/dummy/.ruby-version b/spec/dummy/.ruby-version
index ab96aa9..03463f3 100644
--- a/spec/dummy/.ruby-version
+++ b/spec/dummy/.ruby-version
@@ -1 +1 @@
-ruby-3.2.3
+ruby-3.3.0
diff --git a/spec/integration/component_spec.rb b/spec/integration/component_spec.rb
index bc18285..a2de543 100644
--- a/spec/integration/component_spec.rb
+++ b/spec/integration/component_spec.rb
@@ -65,7 +65,8 @@ def call
     expect { ErroringComponent.new(view_context).render_in }
       .to raise_error do |error|
         expect(error.backtrace[0]).to include "erroring_component.rbx:3"
-        expect(error.backtrace[1]).to include "erroring_component.rbx:3:in `times'"
+        # Ruby <3.3 show the rbx file name, 3.3 shows <internal:numeric>:237
+        expect(error.backtrace[1]).to include "in `times'"
         expect(error.backtrace[2]).to include "component_spec.rb"
       end
   end