diff --git a/base/src/test/java/de/staropensource/sosengine/base/srctests/utility/MiscellaneousTest.java b/base/src/test/java/de/staropensource/sosengine/base/srctests/utility/MiscellaneousTest.java
index 5eedab42..08a0351c 100644
--- a/base/src/test/java/de/staropensource/sosengine/base/srctests/utility/MiscellaneousTest.java
+++ b/base/src/test/java/de/staropensource/sosengine/base/srctests/utility/MiscellaneousTest.java
@@ -154,7 +154,7 @@ public class MiscellaneousTest {
         throwableCaught = false;
 
         Miscellaneous.executeSafely(() -> {
-            System.out.println("You can safely ignore this (this comes from MiscellaneousTest#testExecuteSafely0)");
+            System.out.println("You can safely ignore this message (this comes from MiscellaneousTest#testExecuteSafely0)");
         }, "MiscellaneousTest#testExecuteSafely0");
 
         assertFalse(throwableCaught, "Event was triggered");
diff --git a/base/src/test/java/de/staropensource/sosengine/base/srctests/utility/PlaceholderEngineTest.java b/base/src/test/java/de/staropensource/sosengine/base/srctests/utility/PlaceholderEngineTest.java
index b5c9c91d..fd7029e4 100644
--- a/base/src/test/java/de/staropensource/sosengine/base/srctests/utility/PlaceholderEngineTest.java
+++ b/base/src/test/java/de/staropensource/sosengine/base/srctests/utility/PlaceholderEngineTest.java
@@ -46,11 +46,17 @@ class PlaceholderEngineTest {
      */
     private static final UnitLogger logger = new UnitLogger(PlaceholderEngineTest.class);
 
+    /**
+     * Creates a new {@link PlaceholderEngine} instance before each test.
+     */
     @BeforeEach
     void createInstance() {
         new PlaceholderEngine();
     }
 
+    /**
+     * Sets the {@link PlaceholderEngine}#{@code instance} to {@code null} after each test.
+     */
     @AfterEach
     void clearInstance() {
         Reflect.onClass(PlaceholderEngine.class).call("clearInstance");