diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 3e67c4e8..6e3d0a75 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -73,3 +73,15 @@ jobs:
     - uses: actions/checkout@v2
     - name: stm32-nucleo-f746z
       run: make -C examples/stm32-nucleo-f746z build
+  stm32-nucleo-f429z:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v2
+    - name: stm32-nucleo-f429z
+      run: make -C examples/stm32-nucleo-f429z build
+  stm32-nucleo-h743z:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v2
+    - name: stm32-nucleo-h743z
+      run: make -C examples/stm32-nucleo-h743z build
diff --git a/docs/README.md b/docs/README.md
index dd740773..bb1b3dc3 100644
--- a/docs/README.md
+++ b/docs/README.md
@@ -1389,7 +1389,7 @@ invalid.
 
 Usage example:
 
-```
+```c
   if (mg_check_ip_acl(mg_str("-0.0.0.0/0,+1.2.3.4"), c->peer.ip) != 1) {
     LOG(LL_INFO, ("NOT ALLOWED!"));
   }
diff --git a/examples/stm32-nucleo-f429z/Makefile b/examples/stm32-nucleo-f429z/Makefile
new file mode 100644
index 00000000..b1b0dd57
--- /dev/null
+++ b/examples/stm32-nucleo-f429z/Makefile
@@ -0,0 +1,8 @@
+NAME ?= $(notdir $(CURDIR))
+
+build:
+	git clone --depth 1 https://github.com/mongoose-examples/$(NAME)
+	make -C $(NAME) build
+
+clean:
+	rm -rf $(NAME)
diff --git a/examples/stm32-nucleo-f746z/Makefile b/examples/stm32-nucleo-f746z/Makefile
index d7cb79f0..b1b0dd57 100644
--- a/examples/stm32-nucleo-f746z/Makefile
+++ b/examples/stm32-nucleo-f746z/Makefile
@@ -3,3 +3,6 @@ NAME ?= $(notdir $(CURDIR))
 build:
 	git clone --depth 1 https://github.com/mongoose-examples/$(NAME)
 	make -C $(NAME) build
+
+clean:
+	rm -rf $(NAME)
diff --git a/examples/stm32-nucleo-h743z/Makefile b/examples/stm32-nucleo-h743z/Makefile
new file mode 100644
index 00000000..b1b0dd57
--- /dev/null
+++ b/examples/stm32-nucleo-h743z/Makefile
@@ -0,0 +1,8 @@
+NAME ?= $(notdir $(CURDIR))
+
+build:
+	git clone --depth 1 https://github.com/mongoose-examples/$(NAME)
+	make -C $(NAME) build
+
+clean:
+	rm -rf $(NAME)