diff --git a/model_compression_toolkit/core/common/mixed_precision/mixed_precision_candidates_filter.py b/model_compression_toolkit/core/common/mixed_precision/mixed_precision_candidates_filter.py
index 9c5d02f51..9b239e30e 100644
--- a/model_compression_toolkit/core/common/mixed_precision/mixed_precision_candidates_filter.py
+++ b/model_compression_toolkit/core/common/mixed_precision/mixed_precision_candidates_filter.py
@@ -48,8 +48,8 @@ def filter_candidates_for_mixed_precision(graph: Graph,
         # Running mixed precision for weights compression only -
         # filter out candidates activation only configurable node
         weights_conf = graph.get_weights_configurable_nodes(fw_info)
-        nodes = [n for n in graph.get_activation_configurable_nodes() if n not in weights_conf]
-        for n in nodes:
+        activation_configurable_nodes = [n for n in graph.get_activation_configurable_nodes() if n not in weights_conf]
+        for n in activation_configurable_nodes:
             base_cfg_nbits = n.get_qco(tpc).base_config.activation_n_bits
             filtered_conf = [c for c in n.candidates_quantization_cfg if
                              c.activation_quantization_cfg.enable_activation_quantization and
@@ -64,8 +64,8 @@ def filter_candidates_for_mixed_precision(graph: Graph,
         # Running mixed precision for activation compression only -
         # filter out candidates weights only configurable node
         activation_conf = graph.get_activation_configurable_nodes()
-        nodes = [n for n in graph.get_weights_configurable_nodes(fw_info) if n not in activation_conf]
-        for n in nodes:
+        weight_configurable_nodes = [n for n in graph.get_weights_configurable_nodes(fw_info) if n not in activation_conf]
+        for n in weight_configurable_nodes:
             kernel_attr = graph.fw_info.get_kernel_op_attributes(n.type)[0]
             base_cfg_nbits = n.get_qco(tpc).base_config.attr_weights_configs_mapping[kernel_attr].weights_n_bits
             filtered_conf = [c for c in n.candidates_quantization_cfg if