diff --git a/pandora_server/lib/PandoraFMS/Core.pm b/pandora_server/lib/PandoraFMS/Core.pm
index 24bdfeea51..4e50807381 100644
--- a/pandora_server/lib/PandoraFMS/Core.pm
+++ b/pandora_server/lib/PandoraFMS/Core.pm
@@ -1478,7 +1478,10 @@ sub pandora_process_module ($$$$$$$$$;$) {
 	# Calculate the current interval
 	my $current_interval;
 	if (defined ($module->{'cron_interval'}) && $module->{'cron_interval'} ne '' && $module->{'cron_interval'} ne '* * * * *') {
-		$current_interval = cron_next_execution ($module->{'cron_interval'});
+		$current_interval = cron_next_execution (
+			$module->{'cron_interval'},
+			$module->{'module_interval'} == 0 ? $agent->{'intervalo'} : $module->{'module_interval'}
+		);
 	}
 	elsif ($module->{'module_interval'} == 0) {
 		$current_interval = $agent->{'intervalo'};
@@ -3174,7 +3177,10 @@ sub pandora_update_module_on_error ($$$) {
 	# Set tagente_estado.current_interval to make sure it is not 0
 	my $current_interval;
 	if (defined($module->{'cron_interval'}) && $module->{'cron_interval'} ne '' && $module->{'cron_interval'} ne '* * * * *') {
-		$current_interval = cron_next_execution ($module->{'cron_interval'});
+		$current_interval = cron_next_execution (
+			$module->{'cron_interval'},
+			$module->{'module_interval'} == 0 ? 300 : $module->{'module_interval'}
+		);
 	}
 	elsif ($module->{'module_interval'} == 0) {
 		$current_interval = 300;
diff --git a/pandora_server/lib/PandoraFMS/Tools.pm b/pandora_server/lib/PandoraFMS/Tools.pm
index e0dda9af4f..c69691cc66 100755
--- a/pandora_server/lib/PandoraFMS/Tools.pm
+++ b/pandora_server/lib/PandoraFMS/Tools.pm
@@ -1254,12 +1254,12 @@ sub translate_obj ($$$) {
 ###############################################################################
 # Get the number of seconds left to the next execution of the given cron entry.
 ###############################################################################
-sub cron_next_execution ($) {
-	my ($cron) = @_;
+sub cron_next_execution {
+	my ($cron, $interval) = @_;
 
 	# Check cron conf format
 	if ($cron !~ /^((\*|(\d+(-\d+){0,1}))\s*){5}$/) {
-		return 300;
+		return $interval;
 	}
 
 	# Get day of the week and month from cron config
@@ -1271,7 +1271,7 @@ sub cron_next_execution ($) {
 
 	# Any day of the week
 	if ($wday eq '*') {
-		my $nex_time = cron_next_execution_date ($cron,  $cur_time);
+		my $nex_time = cron_next_execution_date ($cron,  $cur_time, $interval);
 		return $nex_time - time();
 	}
 	# A range?
@@ -1283,7 +1283,7 @@ sub cron_next_execution ($) {
 	my $count = 0;
 	my $nex_time = $cur_time;
 	do {
-		$nex_time = cron_next_execution_date ($cron, $nex_time);
+		$nex_time = cron_next_execution_date ($cron, $nex_time, $interval);
 		my $nex_time_wd = $nex_time;
 		my ($nex_mon, $nex_wday) = (localtime ($nex_time_wd))[4, 6];
 		my $nex_mon_wd;
@@ -1301,7 +1301,7 @@ sub cron_next_execution ($) {
 	} while ($count < 60);
 
 	# Something went wrong, default to 5 minutes
-	return 300;
+	return $interval;
 }
 ###############################################################################
 # Get the number of seconds left to the next execution of the given cron entry.
@@ -1315,8 +1315,8 @@ sub cron_check_syntax ($) {
 ###############################################################################
 # Get the next execution date for the given cron entry in seconds since epoch.
 ###############################################################################
-sub cron_next_execution_date ($$) {
-	my ($cron, $cur_time) = @_;
+sub cron_next_execution_date {
+	my ($cron, $cur_time, $interval) = @_;
 
 	# Get cron configuration
 	my ($min, $hour, $mday, $mon, $wday) = split (/\s/, $cron);
@@ -1330,16 +1330,24 @@ sub cron_next_execution_date ($$) {
 	if (! defined ($cur_time)) {
 		$cur_time = time();
 	}
-	my ($cur_min, $cur_hour, $cur_mday, $cur_mon, $cur_year) = (localtime ($cur_time))[1, 2, 3, 4, 5];
+	# Check if current time + interval is on cron too
+	my $nex_time = $cur_time + $interval;
+	my ($cur_min, $cur_hour, $cur_mday, $cur_mon, $cur_year) 
+		= (localtime ($nex_time))[1, 2, 3, 4, 5];
+	
+	my @cron_array = ($min, $hour, $mday, $mon);
+	my @curr_time_array = ($cur_min, $cur_hour, $cur_mday, $cur_mon);
+	return ($nex_time) if cron_is_in_cron(\@cron_array, \@curr_time_array) == 1;
 	
 	# Parse intervals
-	$min = cron_get_closest_in_range ($cur_min, $min);
-	$hour = cron_get_closest_in_range ($cur_hour, $hour);
-	$mday = cron_get_closest_in_range ($cur_mday, $mday);
-	$mon = cron_get_closest_in_range ($cur_mon, $mon);
+	($min, undef) = cron_get_interval ($min);
+	($hour, undef) = cron_get_interval ($hour);
+	($mday, undef) = cron_get_interval ($mday);
+	($mon, undef) = cron_get_interval ($mon);
 
 	# Get first next date candidate from cron configuration
-	my ($nex_min, $nex_hour, $nex_mday, $nex_mon, $nex_year) = ($min, $hour, $mday, $mon, $cur_year);
+	my ($nex_min, $nex_hour, $nex_mday, $nex_mon, $nex_year)
+		= ($min, $hour, $mday, $mon, $cur_year);
 
 	# Replace wildcards
 	if ($min eq '*') {
@@ -1400,9 +1408,51 @@ sub cron_next_execution_date ($$) {
 	} while ($count < 60);
 	
 	# Something went wrong, default to 5 minutes
-	return $cur_time + 300;
+	return $nex_time;
 }
+###############################################################################
+# Returns if a date is in a cron. Recursive.
+# Needs the cron like an array reference and
+# current time in cron format to works properly
+###############################################################################
+sub cron_is_in_cron {
+	my ($elems_cron, $elems_curr_time) = @_;
+	
+	my $elem_cron = shift(@$elems_cron);
+	my $elem_curr_time = shift (@$elems_curr_time);
 
+	#If there is no elements means that is in cron
+	return 1 unless (defined($elem_cron) || defined($elem_curr_time));
+
+	# Go to last element if current is a wild card
+	if ($elem_cron ne '*') {
+		my ($down, $up) = cron_get_interval($elem_cron);
+		# Check if there is no a range
+		return 0 if (!defined($up) && ($down != $cron));
+		# Check if there is on the range
+		if ($down < $up) {
+			return 0 if ($elem_curr_time < $down || $elem_curr_time > $up);
+		} else {
+			return 0 if ($elem_curr_time > $down || $elem_curr_time < $up);
+		}
+	}
+	return cron_is_in_cron($elems_cron, $elems_curr_time);
+}
+###############################################################################
+# Returns the interval of a cron element. If there is not a range,
+# returns an array with the first element in the first place of array
+# and the second place undefined.
+###############################################################################
+sub cron_get_interval {
+	my ($element) = @_;
+
+	# Not a range
+	if ($element !~ /(\d+)\-(\d+)/) {
+		return ($element, undef);
+	}
+	
+	return ($1, $2);
+}
 ###############################################################################
 # Returns the closest number to the target inside the given range (including
 # the target itself).