diff --git a/common/travis/bootstrap.sh b/common/travis/bootstrap.sh
index 14af57062b..79ab324a0a 100755
--- a/common/travis/bootstrap.sh
+++ b/common/travis/bootstrap.sh
@@ -1,4 +1,4 @@
-#! /bin/sh
+#!/bin/sh
 #
 # bootstrap.sh
 
diff --git a/common/travis/build.sh b/common/travis/build.sh
index d59ad64319..9136bcdc84 100755
--- a/common/travis/build.sh
+++ b/common/travis/build.sh
@@ -1,4 +1,4 @@
-#! /bin/sh
+#!/bin/sh
 #
 # build.sh
 
diff --git a/common/travis/changed_templates.sh b/common/travis/changed_templates.sh
index 1f7579a703..3565984a81 100755
--- a/common/travis/changed_templates.sh
+++ b/common/travis/changed_templates.sh
@@ -1,4 +1,4 @@
-#! /bin/sh
+#!/bin/sh
 #
 # changed_templates.sh
 
diff --git a/common/travis/fetch_upstream.sh b/common/travis/fetch_upstream.sh
index 47ab226d43..6f7a47a687 100755
--- a/common/travis/fetch_upstream.sh
+++ b/common/travis/fetch_upstream.sh
@@ -1,4 +1,4 @@
-#! /bin/sh
+#!/bin/sh
 #
 # changed_templates.sh
 
diff --git a/common/travis/show_files.sh b/common/travis/show_files.sh
index 2f3e26d40f..b7dfa54834 100755
--- a/common/travis/show_files.sh
+++ b/common/travis/show_files.sh
@@ -1,4 +1,4 @@
-#! /bin/sh
+#!/bin/sh
 #
 # show_files.sh
 
diff --git a/common/travis/xlint.sh b/common/travis/xlint.sh
index 582ebed9a9..8233ce2a35 100755
--- a/common/travis/xlint.sh
+++ b/common/travis/xlint.sh
@@ -1,4 +1,4 @@
-#! /bin/sh
+#!/bin/sh
 #
 # xlint.sh