diff --git a/bin/bookkeeper b/bin/bookkeeper
index 57435d9089b05..65e3cb449299e 100755
--- a/bin/bookkeeper
+++ b/bin/bookkeeper
@@ -161,6 +161,9 @@ BOOKIE_CLASSPATH="$BOOKIE_JAR:$BOOKIE_CLASSPATH:$BOOKIE_EXTRA_CLASSPATH"
 BOOKIE_CLASSPATH="`dirname $BOOKIE_LOG_CONF`:$BOOKIE_CLASSPATH"
 OPTS="$OPTS -Dlog4j.configurationFile=`basename $BOOKIE_LOG_CONF`"
 
+# Allow Netty to use reflection access
+OPTS="$OPTS -Dio.netty.tryReflectionSetAccessible=true"
+
 OPTS="-cp $BOOKIE_CLASSPATH $OPTS"
 
 OPTS="$OPTS $BOOKIE_EXTRA_OPTS"
diff --git a/bin/function-localrunner b/bin/function-localrunner
index fb36eb20383ce..09f1db94005a7 100755
--- a/bin/function-localrunner
+++ b/bin/function-localrunner
@@ -21,6 +21,9 @@
 BINDIR=$(dirname "$0")
 export PULSAR_HOME=`cd -P $BINDIR/..;pwd`
 . "$PULSAR_HOME/bin/pulsar-admin-common.sh"
+# Allow Netty to use reflection access
+OPTS="$OPTS -Dio.netty.tryReflectionSetAccessible=true"
+
 
 # functions related variables
 FUNCTIONS_HOME=$PULSAR_HOME/pulsar-functions
diff --git a/bin/pulsar b/bin/pulsar
index 1e8439ea77013..1f50140032107 100755
--- a/bin/pulsar
+++ b/bin/pulsar
@@ -279,6 +279,9 @@ OPTS="$OPTS -Dlog4j.configurationFile=`basename $PULSAR_LOG_CONF`"
 # directory)
 OPTS="$OPTS -Djute.maxbuffer=10485760 -Djava.net.preferIPv4Stack=true"
 
+# Allow Netty to use reflection access
+OPTS="$OPTS -Dio.netty.tryReflectionSetAccessible=true"
+
 OPTS="-cp $PULSAR_CLASSPATH $OPTS"
 
 if [ $COMMAND == "bookie" ]; then
diff --git a/pom.xml b/pom.xml
index 7aadd738b5584..9558eefff7152 100644
--- a/pom.xml
+++ b/pom.xml
@@ -1132,6 +1132,7 @@ flexible messaging model and an intuitive client API.</description>
             -Dpulsar.allocator.leak_detection=Advanced
             -Dpulsar.allocator.exit_on_oom=false
             -Dlog4j.configurationFile=log4j2.xml
+            -Dio.netty.tryReflectionSetAccessible=true
             ${test.additional.args}
           </argLine>
           <reuseForks>${testReuseFork}</reuseForks>