diff --git a/backend/.pre-commit-config.yaml b/backend/.pre-commit-config.yaml
index eeff765..7a2fa43 100644
--- a/backend/.pre-commit-config.yaml
+++ b/backend/.pre-commit-config.yaml
@@ -7,3 +7,12 @@ repos:
       - id: end-of-file-fixer
       - id: check-yaml
       - id: check-added-large-files
+  - repo: local
+    hooks:
+      - id: poetry-pytest
+        name: Run pytest with Poetry
+        entry: cd backend && poetry run pytest
+        language: system
+        pass_filenames: false
+        always_run: true
+        files: ^backend/
diff --git a/backend/prompts/test_prompts.py b/backend/prompts/test_prompts.py
index 9e60410..28f3b0d 100644
--- a/backend/prompts/test_prompts.py
+++ b/backend/prompts/test_prompts.py
@@ -392,6 +392,6 @@ def test_imported_code_prompts():
     svg = assemble_imported_code_prompt("code", "svg", "result_image_data_url")
     expected_svg = [
         {"role": "system", "content": IMPORTED_CODE_SVG_SYSTEM_PROMPT},
-        {"role": "user", "content": "Here is the code of the SVG: code"},
+        {"role": "user", "content": "Hee is the code of the SVG: code"},
     ]
     assert svg == expected_svg