diff --git a/.github/workflows/pyci.yml b/.github/workflows/pyci.yml
index 7956d81..827bed5 100644
--- a/.github/workflows/pyci.yml
+++ b/.github/workflows/pyci.yml
@@ -25,3 +25,5 @@ jobs:
         run: make lint
       - name: Run tests
         run: make test
+      - name: Run doctests
+        run: make doctest
diff --git a/Makefile b/Makefile
index 29f7119..527e7a7 100644
--- a/Makefile
+++ b/Makefile
@@ -9,7 +9,10 @@ lint:
 test:
 	@uv run pytest test
 
-check: install lint test
+doctest:
+	@uv run pytest --doctest-glob='*.md' README.md
+
+check: install lint test doctest
 
 build:
 	@uv build
@@ -17,4 +20,4 @@ build:
 publish: build
 	@uv publish --trusted-publishing always
 
-.PHONY: install lint test check build publish
+.PHONY: install lint test doctest check build publish
diff --git a/README.md b/README.md
index c50d403..8415373 100644
--- a/README.md
+++ b/README.md
@@ -12,14 +12,19 @@ pip install hexlet-points
 
 ## Usage example
 
-<!-- This code will be doctested. Do not touch the markup! -->
-
-    from hexlet import points
-    p = points.make(100, 200)
-    print(points.to_string(p))  # (100, 200)
-    points.get_x(p)  # 100
-    points.get_y(p)  # 200
-    points.get_quadrant(p)  # 1
+```python
+>>> from hexlet import points
+>>> p = points.make(100, 200)
+>>> print(points.to_string(p))
+(100, 200)
+>>> points.get_x(p)
+100
+>>> points.get_y(p)
+200
+>>> points.get_quadrant(p)
+1
+
+```
 
 ---