diff --git a/eidas-connector-common/overlay/etc/Chrystoki.conf.d/99-cklog.conf b/eidas-connector-common/overlay/etc/Chrystoki.conf.d/99-cklog.conf
new file mode 100644
index 00000000..1481207e
--- /dev/null
+++ b/eidas-connector-common/overlay/etc/Chrystoki.conf.d/99-cklog.conf
@@ -0,0 +1,7 @@
+CkLog2 = {
+   Enabled = 1;
+   NewFormat = 1;
+   File = /var/log/eidas_connector/hsm_cklog.txt;
+   Error = /var/log/eidas_connector/hsm_cklog_error.txt;
+   LibUNIX = /usr/lib/libCryptoki2.so;
+}