diff --git a/caldb/Makefile.am b/caldb/Makefile.am
new file mode 100644
index 0000000..8e0314d
--- /dev/null
+++ b/caldb/Makefile.am
@@ -0,0 +1,22 @@
+## Process this file with automake to produce Makefile.in
+
+# Calibration files to distribute
+irfs = kb_A_50h_v3.dat \
+       kb_B_50h_v3.dat \
+       kb_C_50h_v3.dat \
+       kb_D_50h_v3.dat \
+       kb_E_50h_v3.dat \
+       kb_F_50h_v3.dat \
+       kb_G_50h_v3.dat \
+       kb_H_50h_v3.dat \
+       kb_I_50h_v3.dat \
+       kb_J_50h_v3.dat \
+       kb_K_50h_v3.dat \
+       kb_NA_50h_v3.dat \
+       kb_NB_50h_v3.dat
+
+caldbdir = $(datadir)/caldb/cta
+caldb_DATA = $(irfs)
+
+# Extra files to be distributed in the tar file
+EXTRA_DIST = $(irfs)