diff --git a/.github/workflows/fixtures.yml b/.github/workflows/fixtures.yml
index efcc5144..cc5fbfbd 100644
--- a/.github/workflows/fixtures.yml
+++ b/.github/workflows/fixtures.yml
@@ -18,7 +18,7 @@ jobs:
       - name: Checkout
         uses: actions/checkout@v4
         with:
-          token: ${{ secrets.RYAN_FIXTURE_GEN_PAT }}
+          token: ${{ secrets.TESTER_FIXTURE_GENERATION_GITHUB_TOKEN }}
 
       - name: Set up Go
         uses: actions/setup-go@v1
@@ -43,7 +43,7 @@ jobs:
         run: |
           git config --global user.email "ryan-gg@outlook.com"
           git config --global user.name "Ryan Gang"
-          git remote set-url origin https://ryan-gang:${{ secrets.RYAN_FIXTURE_GEN_PAT }}@github.com/codecrafters-io/shell-tester.git
+          git remote set-url origin https://ryan-gang:${{ secrets.TESTER_FIXTURE_GENERATION_GITHUB_TOKEN }}@github.com/codecrafters-io/shell-tester.git
           git fetch origin ${{ github.head_ref }}
           git checkout ${{ github.head_ref }}
           git diff --quiet || (git add . && git commit -m "ci: add regenerated fixtures" && git push)
diff --git a/internal/stage2.go b/internal/stage2.go
index 9defb24c..7153710f 100644
--- a/internal/stage2.go
+++ b/internal/stage2.go
@@ -17,7 +17,7 @@ func testInvalidCommand(stageHarness *test_case_harness.TestCaseHarness) error {
 	}
 
 	testCase := test_cases.InvalidCommandTestCase{
-		Command: getRandomInvalidCommand(),
+		Command: "invalid",
 	}
 	if err := testCase.RunWithoutNextPromptAssertion(asserter, shell, logger); err != nil {
 		return err
diff --git a/internal/test_helpers/fixtures/base/pass b/internal/test_helpers/fixtures/base/pass
index a3227cd3..6a86eda5 100644
--- a/internal/test_helpers/fixtures/base/pass
+++ b/internal/test_helpers/fixtures/base/pass
@@ -98,8 +98,8 @@ Debug = true
 
 [stage-2] Running tests for Stage #2: cz2
 [stage-2] Running ./your_shell.sh
-[your-program] $ invalid_blueberry_command
-[your-program] bash: invalid_blueberry_command: command not found
+[your-program] $ invalid
+[your-program] bash: invalid: command not found
 [stage-2] ✓ Received command not found message
 [your-program] $ 
 [stage-2] Test passed.
diff --git a/internal/test_helpers/fixtures/escape_codes b/internal/test_helpers/fixtures/escape_codes
index 6dee714b..91842509 100644
--- a/internal/test_helpers/fixtures/escape_codes
+++ b/internal/test_helpers/fixtures/escape_codes
@@ -2,8 +2,8 @@ Debug = true
 
 [stage-2] Running tests for Stage #2: cz2
 [stage-2] Running ./your_shell.sh
-[your-program] $ invalid_pear_command
-[your-program] invalid_pear_command: command not found
+[your-program] $ invalid
+[your-program] invalid: command not found
 [stage-2] ✓ Received command not found message
 [your-program] $ 
 [stage-2] Test passed.
diff --git a/internal/test_helpers/fixtures/navigation/pass b/internal/test_helpers/fixtures/navigation/pass
index ac978841..8f69b69e 100644
--- a/internal/test_helpers/fixtures/navigation/pass
+++ b/internal/test_helpers/fixtures/navigation/pass
@@ -48,7 +48,7 @@ Debug = true
 [your-program] pwd is a shell builtin
 [stage-9] ✓ Received expected response
 [your-program] $ pwd
-[your-program] /workspaces/shell-tester/internal
+[your-program] /home/runner/work/shell-tester/shell-tester/internal
 [stage-9] ✓ Received current working directory response
 [your-program] $ 
 [stage-9] Test passed.
@@ -148,8 +148,8 @@ Debug = true
 
 [stage-2] Running tests for Stage #2: cz2
 [stage-2] Running ./your_shell.sh
-[your-program] $ invalid_strawberry_command
-[your-program] bash: invalid_strawberry_command: command not found
+[your-program] $ invalid
+[your-program] bash: invalid: command not found
 [stage-2] ✓ Received command not found message
 [your-program] $ 
 [stage-2] Test passed.
diff --git a/internal/test_helpers/fixtures/no_output b/internal/test_helpers/fixtures/no_output
index cecfa7ba..51383fe0 100644
--- a/internal/test_helpers/fixtures/no_output
+++ b/internal/test_helpers/fixtures/no_output
@@ -2,9 +2,9 @@ Debug = true
 
 [stage-2] Running tests for Stage #2: cz2
 [stage-2] Running ./your_shell.sh
-[your-program] $ invalid_pear_command
+[your-program] $ invalid
 [stage-2] Output does not match expected value.
-[stage-2] Expected: "invalid_pear_command: command not found"
+[stage-2] Expected: "invalid: command not found"
 [stage-2] Received: ""
 [stage-2] Assertion failed.
 [stage-2] Test failed
diff --git a/internal/test_helpers/fixtures/wrong_output b/internal/test_helpers/fixtures/wrong_output
index 63dd8389..323028fd 100644
--- a/internal/test_helpers/fixtures/wrong_output
+++ b/internal/test_helpers/fixtures/wrong_output
@@ -2,10 +2,10 @@ Debug = true
 
 [stage-2] Running tests for Stage #2: cz2
 [stage-2] Running ./your_shell.sh
-[your-program] $ invalid_pear_command
-[your-program] Command: invalid_pear_command
+[your-program] $ invalid
+[your-program] Command: invalid
 [stage-2] Output does not match expected value.
-[stage-2] Expected: "invalid_pear_command: command not found"
-[stage-2] Received: "Command: invalid_pear_command"
+[stage-2] Expected: "invalid: command not found"
+[stage-2] Received: "Command: invalid"
 [stage-2] Assertion failed.
 [stage-2] Test failed