diff --git a/scripts/Diffraction/isis_powder/routines/yaml_parser.py b/scripts/Diffraction/isis_powder/routines/yaml_parser.py
index 0f840d2fd5021ac16ac451f6708bf94080e8509e..f8b54e492c5055c00fc6f5ca77b1950c9a4e0698 100644
--- a/scripts/Diffraction/isis_powder/routines/yaml_parser.py
+++ b/scripts/Diffraction/isis_powder/routines/yaml_parser.py
@@ -42,7 +42,7 @@ def open_yaml_file_as_dictionary(file_path):
 
     with open(file_path, 'r') as input_stream:
         try:
-            read_config = yaml.load(input_stream)
+            read_config = yaml.safe_load(input_stream)
         except yaml.YAMLError as exception:
             print(exception)
             raise RuntimeError("Failed to parse YAML file: " + str(file_path))