diff --git a/config/trust_ca.sh b/config/trust_ca.sh
new file mode 100644
index 0000000..756e2a3
--- /dev/null
+++ b/config/trust_ca.sh
@@ -0,0 +1,5 @@
+#!/bin/bash
+
+wget https://iut-fbleau.fr/iut-fbleau-root.crt -O /usr/local/share/ca-certificates/iut-fbleau-root.crt
+
+update-ca-certificates
\ No newline at end of file