diff --git a/bin/pt-agent b/bin/pt-agent
index cc38684d..e081b408 100755
--- a/bin/pt-agent
+++ b/bin/pt-agent
@@ -1345,7 +1345,7 @@ has 'number' => (
 has 'program' => (
    is       => 'ro',
    isa      => 'Maybe[Str]',
-   required => 1,
+   required => 0,
 );
 
 has 'options' => (
@@ -1363,7 +1363,7 @@ has 'query' => (
 has 'output' => (
    is       => 'ro',
    isa      => 'Maybe[Str]',
-   required => 1,
+   required => 0,
 );
 
 sub TO_JSON { return { %{ shift() } }; }
diff --git a/lib/Percona/WebAPI/Resource/Task.pm b/lib/Percona/WebAPI/Resource/Task.pm
index 895c285f..db9bf86f 100644
--- a/lib/Percona/WebAPI/Resource/Task.pm
+++ b/lib/Percona/WebAPI/Resource/Task.pm
@@ -37,7 +37,7 @@ has 'number' => (
 has 'program' => (
    is       => 'ro',
    isa      => 'Maybe[Str]',
-   required => 1,
+   required => 0,
 );
 
 has 'options' => (
@@ -55,7 +55,7 @@ has 'query' => (
 has 'output' => (
    is       => 'ro',
    isa      => 'Maybe[Str]',
-   required => 1,
+   required => 0,
 );
 
 sub TO_JSON { return { %{ shift() } }; }