diff --git a/policies/rudderc/src/backends/windows.rs b/policies/rudderc/src/backends/windows.rs
index c3b6f564691..5d938d48ef6 100644
--- a/policies/rudderc/src/backends/windows.rs
+++ b/policies/rudderc/src/backends/windows.rs
@@ -377,20 +377,20 @@ mod tests {
         assert_eq!(res, r);
 
         let c = "${var}";
-        let r = "([Rudder.Condition]::canonify([Rudder.Datastate]::Render('{{' + @'\n\
+        let r = "([Rudder.Condition]::canonify([Rudder.Datastate]::Render('{{&' + @'\n\
                 vars.var\n\
                 '@ + '}}')))";
         let res = canonify_condition(c).unwrap();
         assert_eq!(res, r);
 
         let c = "${my_cond}.debian|${sys.${plouf}}";
-        let r = r#"([Rudder.Condition]::canonify(([Rudder.Datastate]::Render('{{' + @'
+        let r = r#"([Rudder.Condition]::canonify(([Rudder.Datastate]::Render('{{&' + @'
 vars.my_cond
 '@ + '}}')) + @'
 .debian|
-'@ + ([Rudder.Datastate]::Render('{{' + @'
+'@ + ([Rudder.Datastate]::Render('{{&' + @'
 vars.sys.
-'@ + [Rudder.Datastate]::Render('{{' + @'
+'@ + [Rudder.Datastate]::Render('{{&' + @'
 vars.plouf
 '@ + '}}') + '}}'))))"#;
         let res = canonify_condition(c).unwrap();
@@ -463,7 +463,7 @@ a simple test
         assert_eq!(
             "@'
 a less simple 
-'@ + ([Rudder.Datastate]::Render('{{' + @'
+'@ + ([Rudder.Datastate]::Render('{{&' + @'
 vars.plouf.plouf
 '@ + '}}')) + @'
  test
@@ -480,7 +480,7 @@ vars.plouf.plouf
         assert_eq!(
             "@'
 a less simple 
-'@ + ([Rudder.Datastate]::Render('{{' + @'
+'@ + ([Rudder.Datastate]::Render('{{&' + @'
 vars.technique_id.param1
 '@ + '}}')) + @'
  test
@@ -497,7 +497,7 @@ vars.technique_id.param1
         assert_eq!(
             "@'
 a less simple 
-'@ + ([Rudder.Datastate]::Render('{{' + @'
+'@ + ([Rudder.Datastate]::Render('{{&' + @'
 vars.plouf.param1
 '@ + '}}')) + @'
  test
@@ -514,7 +514,7 @@ vars.plouf.param1
         assert_eq!(
             "@'
 a less simple 
-'@ + ([Rudder.Datastate]::Render('{{' + @'
+'@ + ([Rudder.Datastate]::Render('{{&' + @'
 vars.param1or2
 '@ + '}}')) + @'
  test
@@ -531,7 +531,7 @@ vars.param1or2
         assert_eq!(
             "@'
 a less simple 
-'@ + ([Rudder.Datastate]::Render('{{' + @'
+'@ + ([Rudder.Datastate]::Render('{{&' + @'
 vars.sys.host
 '@ + '}}')) + @'
  test
@@ -548,7 +548,7 @@ vars.sys.host
         assert_eq!(
             "@'
 a less simple 
-'@ + ([Rudder.Datastate]::Render('{{' + @'
+'@ + ([Rudder.Datastate]::Render('{{&' + @'
 vars.const.n
 '@ + '}}')) + @'
  test
diff --git a/policies/rudderc/src/ir/value.rs b/policies/rudderc/src/ir/value.rs
index 8fdece09942..c644dd59d91 100644
--- a/policies/rudderc/src/ir/value.rs
+++ b/policies/rudderc/src/ir/value.rs
@@ -64,7 +64,7 @@ pub fn known_vars() -> &'static serde_yaml::Value {
 }
 
 fn nustache_render(s: &str) -> String {
-    format!("[Rudder.Datastate]::Render('{{{{' + {} + '}}}}')", s)
+    format!("[Rudder.Datastate]::Render('{{{{&' + {} + '}}}}')", s)
 }
 
 /// Rudder variable expression.
@@ -806,7 +806,7 @@ mod tests {
             a.fmt(Target::Windows),
             r###"@'
 /bin/true "# 
-'@ + ([Rudder.Datastate]::Render('{{' + @'
+'@ + ([Rudder.Datastate]::Render('{{&' + @'
 vars.node.inventory.os.fullName
 '@ + '}}')) + @'
 "
@@ -820,7 +820,7 @@ vars.node.inventory.os.fullName
         assert_eq!(b.fmt(Target::Unix), "${node.properties[a][b]}");
         assert_eq!(
             b.fmt(Target::Windows),
-            r#"[Rudder.Datastate]::Render('{{' + @'
+            r#"[Rudder.Datastate]::Render('{{&' + @'
 vars.node.properties.a.b
 '@ + '}}')"#
         );
@@ -829,7 +829,7 @@ vars.node.properties.a.b
         assert_eq!(c.fmt(Target::Unix), "${sys.host}");
         assert_eq!(
             c.fmt(Target::Windows),
-            r#"[Rudder.Datastate]::Render('{{' + @'
+            r#"[Rudder.Datastate]::Render('{{&' + @'
 vars.sys.host
 '@ + '}}')"#
         );
@@ -850,11 +850,11 @@ host
         assert_eq!(d.fmt(Target::Unix), "${node.properties[inner${sys.host}]}");
         assert_eq!(
             d.fmt(Target::Windows),
-            r#"[Rudder.Datastate]::Render('{{' + @'
+            r#"[Rudder.Datastate]::Render('{{&' + @'
 vars.node.properties.
 '@ + @'
 inner
-'@ + ([Rudder.Datastate]::Render('{{' + @'
+'@ + ([Rudder.Datastate]::Render('{{&' + @'
 vars.sys.host
 '@ + '}}')) + '}}')"#
         );
@@ -867,11 +867,11 @@ vars.sys.host
         ])]);
         assert_eq!(
             dd.fmt(Target::Windows),
-            r#"[Rudder.Datastate]::Render('{{' + @'
+            r#"[Rudder.Datastate]::Render('{{&' + @'
 vars.node.properties.
 '@ + @'
 inner
-'@ + ([Rudder.Datastate]::Render('{{' + @'
+'@ + ([Rudder.Datastate]::Render('{{&' + @'
 vars.sys.
 '@ + @'
 host
@@ -886,7 +886,7 @@ host
         assert_eq!(ee.fmt(Target::Unix), "${node.properties[interfaces][eth0]}");
         assert_eq!(
             ee.fmt(Target::Windows),
-            r#"[Rudder.Datastate]::Render('{{' + @'
+            r#"[Rudder.Datastate]::Render('{{&' + @'
 vars.node.properties.
 '@ + @'
 interfaces
@@ -914,17 +914,17 @@ eth0
         ]);
         assert_eq!(
             e.fmt(Target::Windows),
-            r#"[Rudder.Datastate]::Render('{{' + @'
+            r#"[Rudder.Datastate]::Render('{{&' + @'
 vars.node.properties.
-'@ + ([Rudder.Datastate]::Render('{{' + @'
+'@ + ([Rudder.Datastate]::Render('{{&' + @'
 vars.node.properties.
 '@ + @'
 inner
-'@ + ([Rudder.Datastate]::Render('{{' + @'
+'@ + ([Rudder.Datastate]::Render('{{&' + @'
 vars.sys.
 '@ + @'
 host
-'@ + '}}')) + ([Rudder.Datastate]::Render('{{' + @'
+'@ + '}}')) + ([Rudder.Datastate]::Render('{{&' + @'
 vars.sys.
 '@ + @'
 interfaces
@@ -950,9 +950,9 @@ tutu
         ])])]);
         assert_eq!(
             e.fmt(Target::Windows),
-            r#"([Rudder.Datastate]::Render('{{' + @'
+            r#"([Rudder.Datastate]::Render('{{&' + @'
 vars.sys.
-'@ + ([Rudder.Datastate]::Render('{{' + @'
+'@ + ([Rudder.Datastate]::Render('{{&' + @'
 vars.
 '@ + @'
 host
@@ -965,7 +965,7 @@ host
         ]);
         assert_eq!(
             e.fmt(Target::Windows),
-            r#"[Rudder.Datastate]::Render('{{' + @'
+            r#"[Rudder.Datastate]::Render('{{&' + @'
 vars.bundle.plouf.key
 '@ + '}}')"#
                 .to_string()
@@ -980,7 +980,7 @@ vars.bundle.plouf.key
             f.fmt(Target::Windows),
             r#"@'
 bundle.plouf is 
-'@ + ([Rudder.Datastate]::Render('{{' + @'
+'@ + ([Rudder.Datastate]::Render('{{&' + @'
 vars.bundle.plouf
 '@ + '}}'))"#
                 .to_string()
diff --git a/policies/rudderc/tests/cases/general/escaping/technique.ps1 b/policies/rudderc/tests/cases/general/escaping/technique.ps1
index 1c58829611c..dbb54664603 100644
--- a/policies/rudderc/tests/cases/general/escaping/technique.ps1
+++ b/policies/rudderc/tests/cases/general/escaping/technique.ps1
@@ -27,13 +27,13 @@
 
     $reportId=$reportIdBase + "a86ce2e5-d5b6-45cc-87e8-c11cca71d966"
     try {
-        $componentKey = ([Rudder.Datastate]::Render('{{' + @'
+        $componentKey = ([Rudder.Datastate]::Render('{{&' + @'
 vars.sys.host
 '@ + '}}')) + @'
  . | / 
-'@ + ([Rudder.Datastate]::Render('{{' + @'
+'@ + ([Rudder.Datastate]::Render('{{&' + @'
 vars.sys.
-'@ + [Rudder.Datastate]::Render('{{' + @'
+'@ + [Rudder.Datastate]::Render('{{&' + @'
 vars.host
 '@ + '}}') + '}}')) + @'
  ' '' ''' $ $$ " "" \ \\😋aà3
@@ -42,13 +42,13 @@ vars.host
         $reportParams = @{
             ClassPrefix = ([Rudder.Condition]::canonify(("package_present_" + $componentKey)))
             ComponentKey = $componentKey
-            ComponentName = ([Rudder.Datastate]::Render('{{' + @'
+            ComponentName = ([Rudder.Datastate]::Render('{{&' + @'
 vars.sys.host
 '@ + '}}')) + @'
  . | / 
-'@ + ([Rudder.Datastate]::Render('{{' + @'
+'@ + ([Rudder.Datastate]::Render('{{&' + @'
 vars.sys.
-'@ + [Rudder.Datastate]::Render('{{' + @'
+'@ + [Rudder.Datastate]::Render('{{&' + @'
 vars.host
 '@ + '}}') + '}}')) + @'
  ' '' ''' $ $$ " "" \ \\😋aà3
@@ -60,25 +60,25 @@ vars.host
             TechniqueName = $techniqueName
         }
         
-        $class = ([Rudder.Condition]::canonify(([Rudder.Datastate]::Render('{{' + @'
+        $class = ([Rudder.Condition]::canonify(([Rudder.Datastate]::Render('{{&' + @'
 vars.my_cond
 '@ + '}}')) + @'
 .debian|
-'@ + ([Rudder.Datastate]::Render('{{' + @'
+'@ + ([Rudder.Datastate]::Render('{{&' + @'
 vars.sys.
-'@ + [Rudder.Datastate]::Render('{{' + @'
+'@ + [Rudder.Datastate]::Render('{{&' + @'
 vars.plouf
 '@ + '}}') + '}}'))))
         if ([Rudder.Datastate]::Evaluate($class)) {
             $methodParams = @{
                 Architecture = ''
-                Name = ([Rudder.Datastate]::Render('{{' + @'
+                Name = ([Rudder.Datastate]::Render('{{&' + @'
 vars.sys.host
 '@ + '}}')) + @'
  . | / 
-'@ + ([Rudder.Datastate]::Render('{{' + @'
+'@ + ([Rudder.Datastate]::Render('{{&' + @'
 vars.sys.
-'@ + [Rudder.Datastate]::Render('{{' + @'
+'@ + [Rudder.Datastate]::Render('{{&' + @'
 vars.host
 '@ + '}}') + '}}')) + @'
  ' '' ''' $ $$ " "" \ \\😋aà3
@@ -117,13 +117,13 @@ if(Get-Service "Zabbix agent") { write-output "exists" }
 
     $reportId=$reportIdBase + "a86ce2e5-d5b6-45cc-87e8-c11cca71d977"
     try {
-        $componentKey = ([Rudder.Datastate]::Render('{{' + @'
+        $componentKey = ([Rudder.Datastate]::Render('{{&' + @'
 vars.sys.host
 '@ + '}}')) + @'
  . | / 
-'@ + ([Rudder.Datastate]::Render('{{' + @'
+'@ + ([Rudder.Datastate]::Render('{{&' + @'
 vars.sys.
-'@ + [Rudder.Datastate]::Render('{{' + @'
+'@ + [Rudder.Datastate]::Render('{{&' + @'
 vars.host
 '@ + '}}') + '}}')) + @'
  ' '' ''' $ $$ " "" \ \\😋aà3
@@ -132,13 +132,13 @@ vars.host
         $reportParams = @{
             ClassPrefix = ([Rudder.Condition]::canonify(("package_present_" + $componentKey)))
             ComponentKey = $componentKey
-            ComponentName = ([Rudder.Datastate]::Render('{{' + @'
+            ComponentName = ([Rudder.Datastate]::Render('{{&' + @'
 vars.sys.host
 '@ + '}}')) + @'
  . | / 
-'@ + ([Rudder.Datastate]::Render('{{' + @'
+'@ + ([Rudder.Datastate]::Render('{{&' + @'
 vars.sys.
-'@ + [Rudder.Datastate]::Render('{{' + @'
+'@ + [Rudder.Datastate]::Render('{{&' + @'
 vars.host
 '@ + '}}') + '}}')) + @'
  ' '' ''' $ $$ " "" \ \\😋aà3
@@ -152,13 +152,13 @@ vars.host
         
         $methodParams = @{
             Architecture = ''
-            Name = ([Rudder.Datastate]::Render('{{' + @'
+            Name = ([Rudder.Datastate]::Render('{{&' + @'
 vars.sys.host
 '@ + '}}')) + @'
  . | / 
-'@ + ([Rudder.Datastate]::Render('{{' + @'
+'@ + ([Rudder.Datastate]::Render('{{&' + @'
 vars.sys.
-'@ + [Rudder.Datastate]::Render('{{' + @'
+'@ + [Rudder.Datastate]::Render('{{&' + @'
 vars.host
 '@ + '}}') + '}}')) + @'
  ' '' ''' $ $$ " "" \ \\😋aà3
diff --git a/policies/rudderc/tests/cases/general/ntp/technique.ps1 b/policies/rudderc/tests/cases/general/ntp/technique.ps1
index b830d42b106..5b082d7aee3 100644
--- a/policies/rudderc/tests/cases/general/ntp/technique.ps1
+++ b/policies/rudderc/tests/cases/general/ntp/technique.ps1
@@ -82,7 +82,7 @@ htop
     try {
         $componentKey = @'
 /bin/true "# 
-'@ + ([Rudder.Datastate]::Render('{{' + @'
+'@ + ([Rudder.Datastate]::Render('{{&' + @'
 vars.node.inventory.os.fullName
 '@ + '}}')) + @'
 "
@@ -102,7 +102,7 @@ vars.node.inventory.os.fullName
             $methodParams = @{
                 Name = @'
 /bin/true "# 
-'@ + ([Rudder.Datastate]::Render('{{' + @'
+'@ + ([Rudder.Datastate]::Render('{{&' + @'
 vars.node.inventory.os.fullName
 '@ + '}}')) + @'
 "
diff --git a/policies/rudderc/tests/cases/general/param_in_condition/technique.ps1 b/policies/rudderc/tests/cases/general/param_in_condition/technique.ps1
index aad0b733f8b..344770bb318 100644
--- a/policies/rudderc/tests/cases/general/param_in_condition/technique.ps1
+++ b/policies/rudderc/tests/cases/general/param_in_condition/technique.ps1
@@ -29,7 +29,7 @@
     try {
         $componentKey = @'
 /tmp/
-'@ + ([Rudder.Datastate]::Render('{{' + @'
+'@ + ([Rudder.Datastate]::Render('{{&' + @'
 vars.param_in_condition.file
 '@ + '}}'))
         $reportParams = @{
@@ -77,7 +77,7 @@ vars.param_in_condition.file
         
         $class = ([Rudder.Condition]::canonify(@'
 file_check_exists__tmp_
-'@ + ([Rudder.Datastate]::Render('{{' + @'
+'@ + ([Rudder.Datastate]::Render('{{&' + @'
 vars.param_in_condition.file
 '@ + '}}')) + @'
 _kept
diff --git a/policies/rudderc/tests/cases/general/variables/technique.ps1 b/policies/rudderc/tests/cases/general/variables/technique.ps1
index 2547310b07d..41228743c4f 100644
--- a/policies/rudderc/tests/cases/general/variables/technique.ps1
+++ b/policies/rudderc/tests/cases/general/variables/technique.ps1
@@ -47,25 +47,25 @@ true
 foo foobar
 # With parameter
 foo 
-'@ + ([Rudder.Datastate]::Render('{{' + @'
+'@ + ([Rudder.Datastate]::Render('{{&' + @'
 vars.test_windows.content
 '@ + '}}')) + @'
  foobar
 # With a var looking like a parameter
 foo 
-'@ + ([Rudder.Datastate]::Render('{{' + @'
+'@ + ([Rudder.Datastate]::Render('{{&' + @'
 vars.contentbis
 '@ + '}}')) + @'
 
 # With a const
 
-'@ + ([Rudder.Datastate]::Render('{{' + @'
+'@ + ([Rudder.Datastate]::Render('{{&' + @'
 vars.const.n
 '@ + '}}')) + @'
 
 # With node properties
 
-'@ + ([Rudder.Datastate]::Render('{{' + @'
+'@ + ([Rudder.Datastate]::Render('{{&' + @'
 vars.node.properties.name.key
 '@ + '}}'))
             Path = @'