diff --git a/mpt_api_client/rql/query_builder.py b/mpt_api_client/rql/query_builder.py
index c1b05212..589c8f53 100644
--- a/mpt_api_client/rql/query_builder.py
+++ b/mpt_api_client/rql/query_builder.py
@@ -257,28 +257,39 @@ def __getattr__(self, name: str) -> Self:
     def __str__(self) -> str:
         return self._to_string(self)
 
-    def any(self) -> Self:
+    def any(self, collection_name: str) -> Self:
         """Any nested objects have to match the filter condition.
 
+        Args:
+            collection_name: The name of the collection to which apply the `any` operator.
+
         Returns:
             RQLQuery: RQLQuery with new condition
 
         Examples:
-            RQLQuery(saleDetails__orderQty__gt=11).any()
-            will result: any(saleDetails,orderQty=11)
+            RQLQuery(orderQty__gt=11).any("saleDetails")
+            will result (single): any(saleDetails,orderQty=11)
+            (RQLQuery(orderQty__gt=11) & RQLQuery(price__lt=100)).any("saleDetails")
+            will result (multiple): any(and(saleDetails,gt(orderQty,11),lt(price,100)))
         """
-        return self.new(op=self.OP_ANY, children=[self])
+        return self._nest(self.OP_ANY, collection_name)
 
-    def all(self) -> Self:
+    def all(self, collection_name: str) -> Self:
         """All nested objects have to match the filter condition.
 
+        Args:
+            collection_name: The name of the collection to which apply the `all` operator.
+
         Returns:
             RQLQuery: RQLQuery with new condition
 
-        Example:
-            RQLQuery(saleDetails__orderQty__gt=1).all()
+        Examples:
+            RQLQuery(orderQty__gt=1).all("saleDetails")
+            will result (single): all(saleDetails,gt(orderQty,1))
+            (RQLQuery(orderQty__gt=11) & RQLQuery(price__lt=100)).all("saleDetails")
+            will result (multiple): all(and(saleDetails,gt(orderQty,11),lt(price,100)))
         """
-        return self.new(op=self.OP_ALL, children=[self])
+        return self._nest(self.OP_ALL, collection_name)
 
     def n(self, name: str) -> Self:  # noqa: WPS111
         """Set the current field for this `RQLQuery` object.
@@ -522,3 +533,9 @@ def _append(self, query: "RQLQuery") -> "RQLQuery" | Self:
 
         self.children.append(query)
         return self
+
+    def _nest(self, op: str, collection_name: str) -> Self:
+        name = collection_name.replace("__", ".")
+        collection = self._to_string(self) if self.children else self.expr or ""
+        expr = f"{op}({name},{collection})"
+        return self.new(expr=expr)
diff --git a/tests/unit/rql/query_builder/test_rql_all_any.py b/tests/unit/rql/query_builder/test_rql_all_any.py
index ae0ea6a6..caf13071 100644
--- a/tests/unit/rql/query_builder/test_rql_all_any.py
+++ b/tests/unit/rql/query_builder/test_rql_all_any.py
@@ -2,16 +2,36 @@
 
 
 def test_all():
-    query = RQLQuery(saleDetails__orderQty__gt=1).all()
+    query = RQLQuery(orderQty__gt=1).all("saleDetails")
 
     result = str(query)
 
-    assert result == "all(gt(saleDetails.orderQty,1))"
+    assert result == "all(saleDetails,gt(orderQty,1))"
 
 
 def test_any():
-    query = RQLQuery(saleDetails__orderQty__gt=1).any()
+    query = RQLQuery(orderQty__gt=1).any("saleDetails")
 
     result = str(query)
 
-    assert result == "any(gt(saleDetails.orderQty,1))"
+    assert result == "any(saleDetails,gt(orderQty,1))"
+
+
+def test_all_multiple_conditions():
+    order_qty_query = RQLQuery(orderQty__gt=1)
+    price_query = RQLQuery(price__lt=100)
+    query = (order_qty_query & price_query).all("saleDetails")
+
+    result = str(query)
+
+    assert result == "all(saleDetails,and(gt(orderQty,1),lt(price,100)))"
+
+
+def test_any_multiple_conditions():
+    order_qty_query = RQLQuery(orderQty__gt=1)
+    price_query = RQLQuery(price__lt=100)
+    query = (order_qty_query & price_query).any("saleDetails")
+
+    result = str(query)
+
+    assert result == "any(saleDetails,and(gt(orderQty,1),lt(price,100)))"