diff --git a/src/templates_front/build.sh b/src/templates_front/build.sh
index 3d5b5e4..f20f78a 100644
--- a/src/templates_front/build.sh
+++ b/src/templates_front/build.sh
@@ -1,22 +1,20 @@
 #!/bin/bash
 
-DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )"
-
 # prefixes
-cat $DIR/prefix_front.c   > trexio.c
-cat $DIR/prefix_front.h   > trexio.h
-cat $DIR/prefix_s_front.h > trexio_s.h
-cat $DIR/prefix_fortran.f90   > trexio_f.f90
+cat prefix_front.c   > trexio.c
+cat prefix_front.h   > trexio.h
+cat prefix_s_front.h > trexio_s.h
+cat prefix_fortran.f90   > trexio_f.f90
 
 # c front end
-cat $DIR/populated/pop_*.c >> trexio.c
-cat $DIR/populated/pop_*.h >> trexio.h
+cat populated/pop_*.c >> trexio.c
+cat populated/pop_*.h >> trexio.h
 
 # fortran front end
-cat $DIR/populated/pop_*.f90  >> trexio_f.f90
+cat populated/pop_*.f90  >> trexio_f.f90
 
 # suffixes
-cat $DIR/suffix_s_front.h >> trexio_s.h
-cat $DIR/suffix_front.h   >> trexio.h
-cat $DIR/suffix_fortran.f90 >> trexio_f.f90
+cat suffix_s_front.h >> trexio_s.h
+cat suffix_front.h   >> trexio.h
+cat suffix_fortran.f90 >> trexio_f.f90
 
diff --git a/src/templates_hdf5/build.sh b/src/templates_hdf5/build.sh
index 213bdb3..e9bb94b 100644
--- a/src/templates_hdf5/build.sh
+++ b/src/templates_hdf5/build.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 cat prefix_hdf5.c   > trexio_hdf5.c
 cat prefix_hdf5.h   > trexio_hdf5.h
diff --git a/src/templates_text/build.sh b/src/templates_text/build.sh
index 2835dd3..e8e1918 100644
--- a/src/templates_text/build.sh
+++ b/src/templates_text/build.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 cat prefix_text.c   > trexio_text.c
 cat prefix_text.h   > trexio_text.h