diff --git a/connectors/apache-connector/pom.xml b/connectors/apache-connector/pom.xml
index f0ad9c6682e..fc2d0accade 100644
--- a/connectors/apache-connector/pom.xml
+++ b/connectors/apache-connector/pom.xml
@@ -45,6 +45,10 @@
                     <groupId>commons-codec</groupId>
                     <artifactId>commons-codec</artifactId>
                 </exclusion>
+                <exclusion>
+                    <groupId>commons-logging</groupId>
+                    <artifactId>commons-logging</artifactId>
+                </exclusion>
             </exclusions>
         </dependency>
 
diff --git a/connectors/jetty-http2-connector/pom.xml b/connectors/jetty-http2-connector/pom.xml
index 3e21e772484..00356708d84 100644
--- a/connectors/jetty-http2-connector/pom.xml
+++ b/connectors/jetty-http2-connector/pom.xml
@@ -48,10 +48,22 @@
         <dependency>
             <groupId>org.eclipse.jetty.http2</groupId>
             <artifactId>http2-client</artifactId>
+            <exclusions>
+                <exclusion>
+                    <groupId>org.slf4j</groupId>
+                    <artifactId>slf4j-api</artifactId>
+                </exclusion>
+            </exclusions>
         </dependency>
         <dependency>
             <groupId>org.eclipse.jetty.http2</groupId>
             <artifactId>http2-http-client-transport</artifactId>
+            <exclusions>
+                <exclusion>
+                    <groupId>org.slf4j</groupId>
+                    <artifactId>slf4j-api</artifactId>
+                </exclusion>
+            </exclusions>
         </dependency>
         <dependency>
             <groupId>org.eclipse.jetty</groupId>
diff --git a/examples/groovy/pom.xml b/examples/groovy/pom.xml
index c42253fb687..8d7a370d85b 100644
--- a/examples/groovy/pom.xml
+++ b/examples/groovy/pom.xml
@@ -34,6 +34,10 @@
                     <groupId>com.fasterxml.jackson.core</groupId>
                     <artifactId>jackson-core</artifactId>
                 </exclusion>
+                <exclusion>
+                    <groupId>com.fasterxml.jackson.core</groupId>
+                    <artifactId>jackson-databind</artifactId>
+                </exclusion>
                 <exclusion>
                     <groupId>org.junit.jupiter</groupId>
                     <artifactId>junit-jupiter-api</artifactId>
diff --git a/examples/helloworld-spring-annotations/pom.xml b/examples/helloworld-spring-annotations/pom.xml
index b196038b468..ab5ea9976c0 100644
--- a/examples/helloworld-spring-annotations/pom.xml
+++ b/examples/helloworld-spring-annotations/pom.xml
@@ -73,7 +73,7 @@
         <dependency>
             <groupId>commons-logging</groupId>
             <artifactId>commons-logging</artifactId>
-            <version>1.2</version>
+            <version>${commons.logging.version}</version>
         </dependency>
         <dependency>
             <groupId>org.glassfish.jersey.test-framework.providers</groupId>