diff --git a/docs/test_cases.md b/docs/test_cases.md
index 3985aee9..ce38fb7b 100644
--- a/docs/test_cases.md
+++ b/docs/test_cases.md
@@ -39,5 +39,6 @@
 ## Package diagrams
  * [t30001](./test_cases/t30001.md) - Basic package diagram test case
  * [t30002](./test_cases/t30002.md) - Package dependency test case
+ * [t30003](./test_cases/t30003.md) - Package deprecated attribute test case
 ## Configuration diagrams
  * [t90000](./test_cases/t90000.md) - Basic config test
diff --git a/docs/test_cases/t30003.md b/docs/test_cases/t30003.md
new file mode 100644
index 00000000..6503e30e
--- /dev/null
+++ b/docs/test_cases/t30003.md
@@ -0,0 +1,57 @@
+# t30003 - Package deprecated attribute test case
+## Config
+```yaml
+compilation_database_dir: ..
+output_directory: puml
+diagrams:
+  t30003_package:
+    type: package
+    glob:
+      - ../../tests/t30003/t30003.cc
+    include:
+      namespaces:
+        - clanguml::t30003
+    using_namespace:
+      - clanguml::t30003
+    plantuml:
+      before:
+        - "' t30003 test package diagram"
+```
+## Source code
+File t30003.cc
+```cpp
+namespace clanguml {
+namespace t30003 {
+
+namespace ns1 {
+namespace ns2_v1_0_0 {
+class A {
+};
+}
+
+namespace [[deprecated]] ns2_v0_9_0 {
+class A {
+};
+}
+
+namespace {
+class Anon final {
+};
+}
+}
+
+namespace [[deprecated]] ns3 {
+
+namespace ns1::ns2 {
+class Anon : public t30003::ns1::ns2_v1_0_0::A {
+};
+}
+
+class B : public ns1::ns2::Anon {
+};
+}
+}
+}
+```
+## Generated UML diagrams
+![t30003_package](./t30003_package.png "Package deprecated attribute test case")
diff --git a/docs/test_cases/t30003_package.png b/docs/test_cases/t30003_package.png
new file mode 100644
index 00000000..44e48dd7
Binary files /dev/null and b/docs/test_cases/t30003_package.png differ
diff --git a/tests/test_cases.yaml b/tests/test_cases.yaml
index 80f663b1..5da62c3e 100644
--- a/tests/test_cases.yaml
+++ b/tests/test_cases.yaml
@@ -113,6 +113,9 @@ test_cases:
     - name: t30002
       title: Package dependency test case
       description:
+    - name: t30003
+      title: Package deprecated attribute test case
+      description:
   Configuration diagrams:
     - name: t90000
       title: Basic config test