diff --git a/client/src/assembly/ctbrec-linux-jre.sh b/client/src/assembly/ctbrec-linux-jre.sh
index 6c68d4d8..e6880968 100755
--- a/client/src/assembly/ctbrec-linux-jre.sh
+++ b/client/src/assembly/ctbrec-linux-jre.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 pushd $(dirname $0)
 JAVA=./jre/bin/java
diff --git a/client/src/assembly/ctbrec-linux.sh b/client/src/assembly/ctbrec-linux.sh
index df9c22eb..6ddab21e 100755
--- a/client/src/assembly/ctbrec-linux.sh
+++ b/client/src/assembly/ctbrec-linux.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 pushd $(dirname $0)
 JAVA=java
diff --git a/server/src/assembly/server-linux.sh b/server/src/assembly/server-linux.sh
index 8c3658a7..498096bd 100755
--- a/server/src/assembly/server-linux.sh
+++ b/server/src/assembly/server-linux.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 pushd $(dirname $0)
 JAVA=java