diff --git a/salt/files/master.d/reactor.conf b/salt/files/master.d/reactor.conf
index 9c8a4b7..35e7e47 100644
--- a/salt/files/master.d/reactor.conf
+++ b/salt/files/master.d/reactor.conf
@@ -2,9 +2,7 @@
 # This file is managed by Salt! Do not edit by hand!
 #
 {# The parameter reactor is kept for backward compatibility -#}
-{%- set reactors = salt['pillar.get']('salt:reactor', []) -%}
-{%- set reactors = salt['pillar.get']('salt:reactors', default=reactors, merge=True) -%}
-{%- set reactors = salt['pillar.get']('salt:master:reactors', default=reactors, merge=True) -%}
+{%- set reactors = salt['pillar.get']('salt:reactor', []) + salt['pillar.get']('salt:reactors', []) + salt['pillar.get']('salt:master:reactors', []) -%}
 
 {%- if reactors %}
 reactor:
diff --git a/salt/files/minion.d/reactor.conf b/salt/files/minion.d/reactor.conf
index d0f0a39..6f84abb 100644
--- a/salt/files/minion.d/reactor.conf
+++ b/salt/files/minion.d/reactor.conf
@@ -2,9 +2,7 @@
 # This file is managed by Salt! Do not edit by hand!
 #
 {# The parameter reactor is kept for backward compatibility -#}
-{%- set reactors = salt['pillar.get']('salt:reactor', []) -%}
-{%- set reactors = salt['pillar.get']('salt:reactors', default=reactors, merge=True) -%}
-{%- set reactors = salt['pillar.get']('salt:minion:reactors', default=reactors, merge=True) -%}
+{%- set reactors = salt['pillar.get']('salt:reactor', []) + salt['pillar.get']('salt:reactors', []) + salt['pillar.get']('salt:minion:reactors', []) -%}
 
 {%- if reactors %}
 reactor: