diff --git a/utils/bash.sh b/utils/bash.sh
index 3c110b5b..8e1f9a32 100755
--- a/utils/bash.sh
+++ b/utils/bash.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 # Open SSH to app instance
 
diff --git a/utils/create_migration.sh b/utils/create_migration.sh
index c16ac8d8..739a934a 100755
--- a/utils/create_migration.sh
+++ b/utils/create_migration.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 # Create a database migration, and copy it back to the host.
 
diff --git a/utils/db.sh b/utils/db.sh
index 27ffb4b3..6485410f 100755
--- a/utils/db.sh
+++ b/utils/db.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 # Open SQL console for the database
 
diff --git a/utils/downgrade_migration.sh b/utils/downgrade_migration.sh
index cf34d6dc..62c8bd0a 100755
--- a/utils/downgrade_migration.sh
+++ b/utils/downgrade_migration.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 # Create a database migration, and copy it back to the host.
 
diff --git a/utils/reload.sh b/utils/reload.sh
index 0211c4b3..e27ab8f9 100755
--- a/utils/reload.sh
+++ b/utils/reload.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 # Hot/live reload - only works in debug mode
 
diff --git a/utils/run_migrations.sh b/utils/run_migrations.sh
index 4fd95771..e6b85aaf 100755
--- a/utils/run_migrations.sh
+++ b/utils/run_migrations.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 # Run all pending migrations
 
diff --git a/utils/tests.sh b/utils/tests.sh
index c1556792..421f5a50 100755
--- a/utils/tests.sh
+++ b/utils/tests.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 set -e
 . "${BASH_SOURCE%/*}/common.sh"
diff --git a/utils/tests_cov.sh b/utils/tests_cov.sh
index 2f7d8939..f42ee0d8 100755
--- a/utils/tests_cov.sh
+++ b/utils/tests_cov.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 set -e
 . "${BASH_SOURCE%/*}/common.sh"