diff --git a/.build/parent-pom-template.xml b/.build/parent-pom-template.xml
index 76f021257b..3991bc5fde 100644
--- a/.build/parent-pom-template.xml
+++ b/.build/parent-pom-template.xml
@@ -976,6 +976,10 @@
             <artifactId>slf4j-api</artifactId>
             <groupId>org.slf4j</groupId>
           </exclusion>
+          <exclusion>
+            <groupId>net.java.dev.jna</groupId>
+            <artifactId>jna</artifactId>
+          </exclusion>
         </exclusions>
       </dependency>
       <dependency>
diff --git a/CHANGES.txt b/CHANGES.txt
index 39553a3854..e8e1eea9c7 100644
--- a/CHANGES.txt
+++ b/CHANGES.txt
@@ -1,4 +1,5 @@
 5.0-beta1
+ * Exclude net.java.dev.jna:jna dependency from dependencies of org.caffinitas.ohc:ohc-core (CASSANDRA-18992)
  * Add UCS sstable_growth and min_sstable_size options (CASSANDRA-18945)
  * Make cqlsh's min required Python version 3.7+ instead of 3.6+ (CASSANDRA-18960)
  * Fix incorrect seeking through the sstable iterator by IndexState (CASSANDRA-18932)