diff --git a/50kafka.yml b/50kafka.yml
index 3ec2bb53..051349e9 100644
--- a/50kafka.yml
+++ b/50kafka.yml
@@ -37,7 +37,7 @@ spec:
         ports:
         - containerPort: 9092
         command:
-        - /bin/sh
+        - /bin/bash
         - -c
         - >
           ./bin/kafka-server-start.sh
diff --git a/zookeeper/50pzoo.yml b/zookeeper/50pzoo.yml
index ef12291b..ef77c5cb 100644
--- a/zookeeper/50pzoo.yml
+++ b/zookeeper/50pzoo.yml
@@ -44,7 +44,7 @@ spec:
         - name: JMX_PORT
           value: "5555"
         command:
-        - /bin/sh
+        - /bin/bash
         - -euc
         - >
           export ZOOKEEPER_SERVER_ID=$((${HOSTNAME##*-} + 1));
diff --git a/zookeeper/51zoo.yml b/zookeeper/51zoo.yml
index 0f5972cf..6eb81d42 100644
--- a/zookeeper/51zoo.yml
+++ b/zookeeper/51zoo.yml
@@ -44,7 +44,7 @@ spec:
         - name: JMX_PORT
           value: "5555"
         command:
-        - /bin/sh
+        - /bin/bash
         - -euc
         - >
           export ZOOKEEPER_SERVER_ID=$((${HOSTNAME##*-} + 4));