diff --git a/pandora_server/ChangeLog b/pandora_server/ChangeLog
index a7a106134e..5cf7bbfc0c 100644
--- a/pandora_server/ChangeLog
+++ b/pandora_server/ChangeLog
@@ -1,3 +1,11 @@
+2012-08-29  Sergio Martin <sergio.martin@artica.es>
+
+	* DEBIAN/control
+	Makefile.PL
+	pandora_server.spec
+	pandora_server.redhat.spec: Added the perl JSON dependence
+	to specs and the check to Makefile
+
 2012-08-21 Miguel de Dios <miguel.dedios@artica.es>
 	
 	* lib/PandoraFMS/Core.pm: added in the modules the same feature to
diff --git a/pandora_server/DEBIAN/control b/pandora_server/DEBIAN/control
index e984708ffa..5552cd8f82 100644
--- a/pandora_server/DEBIAN/control
+++ b/pandora_server/DEBIAN/control
@@ -6,5 +6,5 @@ Section: admin
 Installed-Size: 640
 Maintainer: Miguel de Dios <miguel.dedios@artica.es>
 Homepage: http://pandorafms.org/
-Depends: perl (>= 5.8), libdbi-perl, libdbd-mysql-perl, libtime-format-perl, libnetaddr-ip-perl, libtime-format-perl, libxml-simple-perl, libxml-twig-perl, libhtml-parser-perl, snmp, snmpd, traceroute, xprobe2, nmap, sudo, libwww-perl, libsocket6-perl, libio-socket-inet6-perl, libsnmp-perl, snmp-mibs-downloader
+Depends: perl (>= 5.8), libdbi-perl, libdbd-mysql-perl, libtime-format-perl, libnetaddr-ip-perl, libtime-format-perl, libxml-simple-perl, libxml-twig-perl, libhtml-parser-perl, snmp, snmpd, traceroute, xprobe2, nmap, sudo, libwww-perl, libsocket6-perl, libio-socket-inet6-perl, libsnmp-perl, snmp-mibs-downloader, libjson-perl
 Description: Pandora FMS is a monitoring system for big IT environments. It uses remote tests, or local agents to grab information. Pandora supports all standard OS (Linux, AIX, HP-UX, Solaris and Windows XP,2000/2003), and support multiple setups in HA enviroments. This is the server package. Server makes the remote checks and process information transfer by Pandora FMS agents to the server.
diff --git a/pandora_server/Makefile.PL b/pandora_server/Makefile.PL
index 257c11042a..194811372e 100644
--- a/pandora_server/Makefile.PL
+++ b/pandora_server/Makefile.PL
@@ -22,6 +22,7 @@ WriteMakefile(
 		Time::HiRes => 0,
 		HTML::Entities => 0,
 		IO::Socket::INET6 => 0,
+		JSON => 0,
     },
     EXE_FILES 		=> [ 'bin/pandora_server', 'bin/pandora_exec'],
     PMLIBDIRS  		=> [ 'lib' ],
diff --git a/pandora_server/pandora_server.redhat.spec b/pandora_server/pandora_server.redhat.spec
index 43585a5345..aad80c1efa 100644
--- a/pandora_server/pandora_server.redhat.spec
+++ b/pandora_server/pandora_server.redhat.spec
@@ -27,7 +27,7 @@ Requires:           perl-DBI perl-DBD-mysql perl-libwww-perl
 Requires:           perl-XML-Simple perl-XML-Twig net-snmp-utils
 Requires:           perl-NetAddr-IP net-snmp net-tools
 Requires:           perl-IO-Socket-INET6 perl-Socket6
-Requires:           nmap wmic sudo net-snmp-perl
+Requires:           nmap wmic sudo net-snmp-perl perl-JSON
 
 %description
 Pandora FMS is a monitoring system for big IT environments. It uses remote tests, or local agents to grab information. Pandora supports all standard OS (Linux, AIX, HP-UX, Solaris and Windows XP,2000/2003), and support multiple setups in HA enviroments.
diff --git a/pandora_server/pandora_server.spec b/pandora_server/pandora_server.spec
index 28719c286c..5a589a2d6a 100644
--- a/pandora_server/pandora_server.spec
+++ b/pandora_server/pandora_server.spec
@@ -25,7 +25,7 @@ Provides:           %{name}-%{version}
 Requires:           perl-DBI perl-DBD-mysql perl-libwww-perl
 Requires:           perl-NetAddr-IP net-snmp net-tools perl-XML-Twig
 Requires:           nmap wmic sudo perl-HTML-Tree perl-XML-Simple
-Requires:           perl-IO-Socket-INET6 perl-Socket6 perl-SNMP snmp-mibs
+Requires:           perl-IO-Socket-INET6 perl-Socket6 perl-SNMP snmp-mibs perl-JSON
 
 %description