diff --git a/osgi/pom.xml b/osgi/pom.xml
index 36171601..c1c13f03 100644
--- a/osgi/pom.xml
+++ b/osgi/pom.xml
@@ -27,9 +27,9 @@
     </licenses>
 
     <properties>
-        <version.osgi.core>5.0.0</version.osgi.core>
-        <version.mockito>1.10.19</version.mockito>
-        <version.junit>4.12</version.junit>
+      <!-- TODO: upgrade to Mockito 4.x -->
+      <version.mockito>1.10.19</version.mockito>
+      <version.osgi.core>5.0.0</version.osgi.core>
 
         <!-- Generate PackageVersion.java into this directory. -->
         <packageVersion.dir>com/fasterxml/jackson/module/osgi</packageVersion.dir>
diff --git a/pom.xml b/pom.xml
index 4f72d6fa..b8bc1f12 100644
--- a/pom.xml
+++ b/pom.xml
@@ -71,6 +71,15 @@ not datatype, data format, or JAX-RS provider modules.
     </dependencies>
   </dependencyManagement>
 
+  <!-- 20-Apr-2024, tatu: JUnit4 no longer from jackson-base, so: -->
+  <dependencies>
+    <dependency>
+      <groupId>junit</groupId>
+      <artifactId>junit</artifactId>
+      <scope>test</scope>
+    </dependency>
+  </dependencies>
+  
   <!-- Alas, need to include snapshot reference since otherwise can not find
        snapshot of parent... -->
   <repositories>