diff --git a/base/src/main/java/de/staropensource/sosengine/base/classes/logging/LogRule.java b/base/src/main/java/de/staropensource/sosengine/base/classes/logging/LogRule.java
index a8bdd53..826743b 100644
--- a/base/src/main/java/de/staropensource/sosengine/base/classes/logging/LogRule.java
+++ b/base/src/main/java/de/staropensource/sosengine/base/classes/logging/LogRule.java
@@ -48,6 +48,8 @@ public class LogRule {
 
     /**
      * Constructor.
+     *
+     * @param type rule type
      */
     public LogRule(@NotNull LogRuleType type) {
         this.type = type;
@@ -59,6 +61,7 @@ public class LogRule {
      * @param issuer  issuer
      * @param level   log level
      * @param message raw message
+     * @return if the rule matches
      */
     public boolean evaluate(@NotNull LogIssuer issuer, @NotNull LogLevel level, @NotNull String message) {
         return false;
diff --git a/base/src/main/java/de/staropensource/sosengine/base/events/ThrowableCatchEvent.java b/base/src/main/java/de/staropensource/sosengine/base/events/ThrowableCatchEvent.java
index 2dff034..6d36324 100644
--- a/base/src/main/java/de/staropensource/sosengine/base/events/ThrowableCatchEvent.java
+++ b/base/src/main/java/de/staropensource/sosengine/base/events/ThrowableCatchEvent.java
@@ -31,8 +31,7 @@ import java.lang.reflect.Method;
 /**
  * Called when an exception is caught.
  *
- * @see Miscellaneous#exec
- * @see Miscellaneous#executeSafely(Runnable)
+ * @see Miscellaneous#executeSafely(Runnable, String)
  * @since 1-alpha0
  */
 public class ThrowableCatchEvent implements Event {
diff --git a/graphics/vulkan/src/main/java/de/staropensource/sosengine/graphics/vulkan/VulkanManagement.java b/graphics/vulkan/src/main/java/de/staropensource/sosengine/graphics/vulkan/VulkanManagement.java
index 708f6e0..cad166a 100644
--- a/graphics/vulkan/src/main/java/de/staropensource/sosengine/graphics/vulkan/VulkanManagement.java
+++ b/graphics/vulkan/src/main/java/de/staropensource/sosengine/graphics/vulkan/VulkanManagement.java
@@ -24,6 +24,11 @@ import de.staropensource.sosengine.graphics.classes.ApiManagementClass;
 import de.staropensource.sosengine.graphics.classes.Window;
 import org.jetbrains.annotations.NotNull;
 
+/**
+ * The Vulkan API management class.
+ *
+ * @since 1-alpha0
+ */
 public class VulkanManagement implements ApiManagementClass {
     /**
      * Constructor.