diff --git a/log4j-core/src/main/java/org/apache/logging/log4j/core/lookup/ConfigurationStrSubstitutor.java b/log4j-core/src/main/java/org/apache/logging/log4j/core/lookup/ConfigurationStrSubstitutor.java
index 998833a1db8..c263c3227d6 100644
--- a/log4j-core/src/main/java/org/apache/logging/log4j/core/lookup/ConfigurationStrSubstitutor.java
+++ b/log4j-core/src/main/java/org/apache/logging/log4j/core/lookup/ConfigurationStrSubstitutor.java
@@ -20,7 +20,7 @@
 import java.util.Properties;
 
 /**
- * {@link RuntimeStrSubstitutor} is a {@link StrSubstitutor} which only supports recursive evaluation of lookups.
+ * {@link ConfigurationStrSubstitutor} is a {@link StrSubstitutor} which only supports recursive evaluation of lookups.
  * This can be dangerous when combined with user-provided inputs, and should only be used on data directly from
  * a configuration.
  */