diff --git a/docs/test_cases.md b/docs/test_cases.md
index 52ec0443..37712e62 100644
--- a/docs/test_cases.md
+++ b/docs/test_cases.md
@@ -41,5 +41,6 @@
  * [t30002](./test_cases/t30002.md) - Package dependency test case
  * [t30003](./test_cases/t30003.md) - Package deprecated attribute test case
  * [t30004](./test_cases/t30004.md) - PlantUML package decorators test case
+ * [t30005](./test_cases/t30005.md) - Package namespace alias test case
 ## Configuration diagrams
  * [t90000](./test_cases/t90000.md) - Basic config test
diff --git a/docs/test_cases/t30003_package.png b/docs/test_cases/t30003_package.png
index 44e48dd7..33e2682a 100644
Binary files a/docs/test_cases/t30003_package.png and b/docs/test_cases/t30003_package.png differ
diff --git a/docs/test_cases/t30005.md b/docs/test_cases/t30005.md
new file mode 100644
index 00000000..61b41d4e
--- /dev/null
+++ b/docs/test_cases/t30005.md
@@ -0,0 +1,53 @@
+# t30005 - Package namespace alias test case
+## Config
+```yaml
+compilation_database_dir: ..
+output_directory: puml
+diagrams:
+  t30005_package:
+    type: package
+    glob:
+      - ../../tests/t30005/t30005.cc
+    include:
+      namespaces:
+        - clanguml::t30005
+    using_namespace:
+      - clanguml::t30005
+    plantuml:
+      before:
+        - "' t30005 test package diagram"
+```
+## Source code
+File t30005.cc
+```cpp
+namespace clanguml {
+namespace t30005 {
+
+namespace A::AA::AAA {
+struct C1 {
+};
+}
+
+namespace B::BB::BBB {
+namespace A6 = A::AA::AAA;
+namespace ASix = A6;
+struct C2 {
+    ASix::C1 *cb;
+};
+}
+
+namespace C::CC::CCC {
+namespace A6 = A::AA::AAA;
+namespace ASix = A6;
+using ADSix = ASix::C1;
+struct C2 {
+    ADSix *cc;
+};
+}
+}
+
+}
+
+```
+## Generated UML diagrams
+![t30005_package](./t30005_package.png "Package namespace alias test case")
diff --git a/docs/test_cases/t30005_package.png b/docs/test_cases/t30005_package.png
new file mode 100644
index 00000000..4fda592d
Binary files /dev/null and b/docs/test_cases/t30005_package.png differ
diff --git a/tests/test_cases.yaml b/tests/test_cases.yaml
index 459ee487..1b4702de 100644
--- a/tests/test_cases.yaml
+++ b/tests/test_cases.yaml
@@ -119,6 +119,9 @@ test_cases:
     - name: t30004
       title: PlantUML package decorators test case
       description:
+    - name: t30005
+      title: Package namespace alias test case
+      description:
   Configuration diagrams:
     - name: t90000
       title: Basic config test