diff --git a/bash_completion.in b/bash_completion.in
index dd140fc65121b785a100be35312edbec80eeb7a3..10dad36cd99ee306ef2d3d6f67810a9c1069f44a 100644
--- a/bash_completion.in
+++ b/bash_completion.in
@@ -1,3 +1,5 @@
+#!/hint/bash
+
 _devtools_compgen() {
   local i r
   COMPREPLY=($(compgen -W '$*' -- "$cur"))
diff --git a/lib/archroot.sh b/lib/archroot.sh
index 989f1e1fd1f29d6ff6bf404e5b2b583725ee3f21..d8d4a2e15217036d6782f6db1fec0e54068d5939 100644
--- a/lib/archroot.sh
+++ b/lib/archroot.sh
@@ -1,3 +1,5 @@
+#!/hint/bash
+
 CHROOT_VERSION='v4'
 
 ##
diff --git a/lib/common.sh b/lib/common.sh
index 5ef9f9737ede2b22c9e5e7a3e64204675d7cbd22..e64553b5db7aa8e1620468640261380116a57d9f 100644
--- a/lib/common.sh
+++ b/lib/common.sh
@@ -1,3 +1,5 @@
+#!/hint/bash
+
 # Avoid any encoding problems
 export LANG=C
 
diff --git a/lib/valid-tags.sh b/lib/valid-tags.sh
index 36918fe0dd5b6eff72d5632be22e0919aa739c11..9491b0a8bd2f564f63df12bc843da2eb66cd6fbc 100644
--- a/lib/valid-tags.sh
+++ b/lib/valid-tags.sh
@@ -1,3 +1,5 @@
+#!/hint/bash
+
 _arch=(
 	i686
 	x86_64