diff --git a/test/functional/api/cas/ioclass_config.py b/test/functional/api/cas/ioclass_config.py
index 9f2a17b..c344dfe 100644
--- a/test/functional/api/cas/ioclass_config.py
+++ b/test/functional/api/cas/ioclass_config.py
@@ -31,7 +31,7 @@ IO_CLASS_CONFIG_HEADER = "IO class id,IO class name,Eviction priority,Allocation
 @functools.total_ordering
 class IoClass:
     def __init__(self, class_id: int, rule: str = '', priority: int = None,
-                 allocation: bool = True):
+                 allocation: str = '1.00'):
         self.id = class_id
         self.rule = rule
         self.priority = priority
@@ -39,7 +39,7 @@ class IoClass:
 
     def __str__(self):
         return (f'{self.id},{self.rule},{"" if self.priority is None else self.priority}'
-                f',{int(self.allocation)}')
+                f',{self.allocation}')
 
     def __eq__(self, other):
         return ((self.id, self.rule, self.priority, self.allocation)
@@ -56,7 +56,7 @@ class IoClass:
             class_id=int(parts[0]),
             rule=parts[1],
             priority=int(parts[2]),
-            allocation=parts[3] in ['1', 'YES'])
+            allocation=parts[3])
 
     @staticmethod
     def list_to_csv(ioclass_list: [], add_default_rule: bool = True):
@@ -84,8 +84,8 @@ class IoClass:
                             IoClass.list_to_csv(ioclass_list, add_default_rule))
 
     @staticmethod
-    def default(priority: int = 255, allocation: bool = True):
-        return IoClass(0, 'unclassified', priority, allocation)
+    def default(priority=DEFAULT_IO_CLASS_PRIORITY, allocation="1.00"):
+        return IoClass(DEFAULT_IO_CLASS_ID, DEFAULT_IO_CLASS_RULE, priority, allocation)
 
     @staticmethod
     def compare_ioclass_lists(list1: [], list2: []):
@@ -94,10 +94,10 @@ class IoClass:
     @staticmethod
     def generate_random_ioclass_list(count: int, max_priority: int = MAX_IO_CLASS_PRIORITY):
         random_list = [IoClass.default(priority=random.randint(0, max_priority),
-                                       allocation=bool(random.randint(0, 1)))]
+                                       allocation=f"{random.randint(0,100)/100:0.2f}")]
         for i in range(1, count):
             random_list.append(IoClass(i, priority=random.randint(0, max_priority),
-                                       allocation=bool(random.randint(0, 1)))
+                                       allocation=f"{random.randint(0,100)/100:0.2f}")
                                .set_random_rule())
         return random_list
 
@@ -176,10 +176,10 @@ def add_ioclass(
         ioclass_id: int,
         rule: str,
         eviction_priority: int,
-        allocation: bool,
+        allocation,
         ioclass_config_path: str = default_config_file_path,
 ):
-    new_ioclass = f"{ioclass_id},{rule},{eviction_priority},{int(allocation)}"
+    new_ioclass = f"{ioclass_id},{rule},{eviction_priority},{allocation}"
     TestRun.LOGGER.info(
         f"Adding rule {new_ioclass} " + f"to config file {ioclass_config_path}"
     )
@@ -196,7 +196,7 @@ def add_ioclass(
 
 def get_ioclass(ioclass_id: int, ioclass_config_path: str = default_config_file_path):
     TestRun.LOGGER.info(
-        f"Retrieving rule no.{ioclass_id} " + f"from config file {ioclass_config_path}"
+        f"Retrieving rule no. {ioclass_id} " + f"from config file {ioclass_config_path}"
     )
     output = TestRun.executor.run(f"cat {ioclass_config_path}")
     if output.exit_code != 0: