diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 0c4423b..9ab02e0 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -16,37 +16,40 @@ jobs:
       fail-fast: false
       matrix:
         include:
-          - pair:
-              elixir: "1.8.2"
-              otp: "21.3.8.17"
-          - pair:
-              elixir: "1.15.0"
-              otp: "25.3"
+          # Hard to test the oldest-supported version because rabbit_common and friends
+          # are a bit hard to get compatibility right for. However, we don't really need
+          # to do that here.
+          - elixir: "1.16"
+            otp: "26.2"
+
+          # Latest-supported Elixir/OTP versions.
+          - elixir: "1.17.3"
+            otp: "27.1"
             lint: lint
             coverage: coverage
     steps:
       - name: Clone the repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Start Docker
-        run: docker-compose up --detach
+        run: docker compose up --detach
 
       - name: Install Erlang/OTP and Elixir
         uses: erlef/setup-beam@v1
         with:
-          otp-version: ${{ matrix.pair.otp }}
-          elixir-version: ${{ matrix.pair.elixir }}
+          otp-version: ${{ matrix.otp }}
+          elixir-version: ${{ matrix.elixir }}
 
       - name: Cache Mix dependencies
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: |
             deps
             _build
           key: |
-            ${{ runner.os }}-mix-${{ matrix.pair.elixir }}-${{ matrix.pair.otp }}-${{ hashFiles('**/mix.lock') }}
+            ${{ runner.os }}-mix-${{ matrix.elixir }}-${{ matrix.otp }}-${{ hashFiles('**/mix.lock') }}
           restore-keys: |
-            ${{ runner.os }}-mix-${{ matrix.pair.elixir }}-${{ matrix.pair.otp }}-
+            ${{ runner.os }}-mix-${{ matrix.elixir }}-${{ matrix.otp }}-
 
       - name: Fetch Mix dependencies
         run: mix deps.get
@@ -59,9 +62,6 @@ jobs:
         run: mix deps.unlock --check-unused
         if: ${{ matrix.lint }}
 
-      - name: Compile Mix dependencies
-        run: mix deps.compile
-
       - name: Compile code and check for warnings
         run: mix compile --warnings-as-errors
         if: ${{ matrix.lint }}
diff --git a/docker-compose.yml b/docker-compose.yml
index 14de096..896b742 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -1,5 +1,3 @@
-version: '3'
-
 services:
   rabbitmq:
     image: "rabbitmq:3.11.9-alpine"
diff --git a/mix.exs b/mix.exs
index 8b372d4..76d3b62 100644
--- a/mix.exs
+++ b/mix.exs
@@ -9,7 +9,7 @@ defmodule BroadwayRabbitMQ.MixProject do
     [
       app: :broadway_rabbitmq,
       version: @version,
-      elixir: "~> 1.8",
+      elixir: "~> 1.13",
       name: "BroadwayRabbitMQ",
       description: @description,
       start_permanent: Mix.env() == :prod,
diff --git a/test/broadway_rabbitmq/ampq_client_test.exs b/test/broadway_rabbitmq/ampq_client_test.exs
index f3c86aa..193ad69 100644
--- a/test/broadway_rabbitmq/ampq_client_test.exs
+++ b/test/broadway_rabbitmq/ampq_client_test.exs
@@ -138,15 +138,15 @@ defmodule BroadwayRabbitMQ.AmqpClientTest do
 
     test ":queue is required" do
       assert AmqpClient.init([]) ==
-               {:error, "required option :queue not found, received options: []"}
+               {:error, "required :queue option not found, received options: []"}
 
       assert AmqpClient.init(queue: nil) ==
-               {:error, "expected :queue to be a string, got: nil"}
+               {:error, "invalid value for :queue option: expected string, got: nil"}
     end
 
     test ":queue should be a string" do
       assert AmqpClient.init(queue: :an_atom) ==
-               {:error, "expected :queue to be a string, got: :an_atom"}
+               {:error, "invalid value for :queue option: expected string, got: :an_atom"}
 
       {:ok, config} = AmqpClient.init(queue: "my_queue")
       assert config.queue == "my_queue"
@@ -165,9 +165,10 @@ defmodule BroadwayRabbitMQ.AmqpClientTest do
       {:ok, opts} = AmqpClient.init(queue: "queue", metadata: [:routing_key, :headers])
       assert opts[:metadata] == [:routing_key, :headers]
 
-      message =
-        ~s(list element at position 0 in :metadata failed validation: expected "list element" ) <>
-          ~s(to be an atom, got: "routing_key")
+      message = """
+      invalid list in :metadata option: invalid value for list element at position 0: expected \
+      atom, got: "routing_key"\
+      """
 
       assert AmqpClient.init(queue: "queue", metadata: ["routing_key", :headers]) ==
                {:error, message}
@@ -177,18 +178,20 @@ defmodule BroadwayRabbitMQ.AmqpClientTest do
       {:ok, opts} = AmqpClient.init(queue: "queue", bindings: [{"my-exchange", [arguments: []]}])
       assert opts[:bindings] == [{"my-exchange", [arguments: []]}]
 
-      message =
-        ~s(list element at position 0 in :bindings failed validation: expected binding to be ) <>
-          ~s(a {exchange, opts} tuple, got: :something)
+      message = """
+      invalid list in :bindings option: invalid value for list element at position 0: \
+      expected binding to be a {exchange, opts} tuple, got: :something\
+      """
 
       assert AmqpClient.init(queue: "queue", bindings: [:something, :else]) ==
                {:error, message}
     end
 
     test ":bindings with invalid binding options" do
-      message =
-        "list element at position 0 in :bindings failed validation: unknown options " <>
-          "[:invalid], valid options are: [:routing_key, :arguments]"
+      message = """
+      invalid list in :bindings option: invalid value for list element at position 0: \
+      unknown options [:invalid], valid options are: [:routing_key, :arguments]\
+      """
 
       assert AmqpClient.init(queue: "queue", bindings: [{"my-exchange", [invalid: true]}]) ==
                {:error, message}
diff --git a/test/broadway_rabbitmq/producer_test.exs b/test/broadway_rabbitmq/producer_test.exs
index 11997f0..0d494cc 100644
--- a/test/broadway_rabbitmq/producer_test.exs
+++ b/test/broadway_rabbitmq/producer_test.exs
@@ -230,27 +230,21 @@ defmodule BroadwayRabbitMQ.ProducerTest do
   end
 
   test "raise an ArgumentError with proper message when client options are invalid" do
-    assert_raise(
-      ArgumentError,
-      "invalid options given to BroadwayRabbitMQ.AmqpClient.init/1, expected :queue to be a string, got: nil",
-      fn ->
-        BroadwayRabbitMQ.Producer.init(queue: nil, on_failure: :reject_and_requeue)
-      end
-    )
+    message = ~r/invalid value for :queue option: expected string, got: nil/
+
+    assert_raise ArgumentError, message, fn ->
+      BroadwayRabbitMQ.Producer.init(queue: nil, on_failure: :reject_and_requeue)
+    end
   end
 
   test "raise an ArgumentError with proper message when backoff options are invalid" do
-    assert_raise(
-      ArgumentError,
-      ~r/expected :backoff_type to be one of/,
-      fn ->
-        BroadwayRabbitMQ.Producer.init(
-          queue: "test",
-          backoff_type: :unknown_type,
-          on_failure: :reject_and_requeue
-        )
-      end
-    )
+    assert_raise ArgumentError, ~r/invalid value for :backoff_type/, fn ->
+      BroadwayRabbitMQ.Producer.init(
+        queue: "test",
+        backoff_type: :unknown_type,
+        on_failure: :reject_and_requeue
+      )
+    end
   end
 
   test "prints a deprecation warning when :on_failure is not specified" do