diff --git a/scripts/install b/scripts/install
index 4840aec..73e285a 100644
--- a/scripts/install
+++ b/scripts/install
@@ -82,7 +82,7 @@ else
 fi
 
 ynh_exec_quiet "wget -q -O $grafana_deb_dst $grafana_deb_url"
-echo "$sha256sum  grafana_deb_dst" | sha256sum -c -
+echo "$sha256sum  $grafana_deb_dst" | sha256sum -c -
 
 ynh_script_progression --message="Installing Grafana..." --weight=11
     DEBIAN_FRONTEND=noninteractive ynh_exec_warn_less dpkg --force-confold -i $grafana_deb_dst
diff --git a/scripts/restore b/scripts/restore
index ff37bee..844d008 100644
--- a/scripts/restore
+++ b/scripts/restore
@@ -76,7 +76,7 @@ else
 fi
 
 ynh_exec_quiet "wget -q -O $grafana_deb_dst $grafana_deb_url"
-echo "$sha256sum  grafana_deb_dst" | sha256sum -c -
+echo "$sha256sum  $grafana_deb_dst" | sha256sum -c -
 
 ynh_script_progression --message="Installing Grafana..." --weight=11
     DEBIAN_FRONTEND=noninteractive ynh_exec_warn_less dpkg --force-confold -i $grafana_deb_dst
diff --git a/scripts/upgrade b/scripts/upgrade
index aca972a..90f16b9 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -103,7 +103,7 @@ else
 fi
 
 ynh_exec_quiet "wget -q -O $grafana_deb_dst $grafana_deb_url"
-echo "$sha256sum  grafana_deb_dst" | sha256sum -c -
+echo "$sha256sum  $grafana_deb_dst" | sha256sum -c -
 
 ynh_script_progression --message="Installing Grafana..." --weight=11
     DEBIAN_FRONTEND=noninteractive ynh_exec_warn_less dpkg --force-confold -i $grafana_deb_dst