diff --git a/templates/nomad_config.hcl.j2 b/templates/nomad_config.hcl.j2
index 5720352..7d6c8cf 100644
--- a/templates/nomad_config.hcl.j2
+++ b/templates/nomad_config.hcl.j2
@@ -11,7 +11,7 @@ template {
   perms       = 0700
   user        = "{{ renew_nomad_certificates_nomad_user }}"
   group       = "{{ renew_nomad_certificates_nomad_group }}"
-  command     = "sh -c 'echo \"$(date) Update certificate and key file for {{ renew_nomad_certificates_info['common_name'] }}\" && pkill -SIGHUP nomad '"
+  command     = "sh -c 'echo \"$(date) Update certificate and key file for {{ renew_nomad_certificates_info['common_name'] }}\" && pkill -HUP nomad '"
 }
 
 template {
@@ -20,7 +20,7 @@ template {
   perms       = 0700
   user        = "{{ renew_nomad_certificates_nomad_user }}"
   group       = "{{ renew_nomad_certificates_nomad_group }}"
-  command     = "sh -c 'echo \"$(date) Update certificate and key file for {{ renew_nomad_certificates_info['common_name'] }}\" && pkill -SIGHUP nomad '"
+  command     = "sh -c 'echo \"$(date) Update certificate and key file for {{ renew_nomad_certificates_info['common_name'] }}\" && pkill -HUP nomad '"
 }
 
 template {
@@ -29,5 +29,5 @@ template {
   perms       = 0700
   user        = "{{ renew_nomad_certificates_nomad_user }}"
   group       = "{{ renew_nomad_certificates_nomad_group }}"
-  command     = "sh -c 'echo \"$(date) Update certificate and key file for {{ renew_nomad_certificates_info['common_name'] }}\" && pkill -SIGHUP nomad '"
+  command     = "sh -c 'echo \"$(date) Update certificate and key file for {{ renew_nomad_certificates_info['common_name'] }}\" && pkill -HUP nomad '"
 }