diff --git a/src/dependency_injector/providers.pyx b/src/dependency_injector/providers.pyx
index af236816..2e803bf1 100644
--- a/src/dependency_injector/providers.pyx
+++ b/src/dependency_injector/providers.pyx
@@ -1336,7 +1336,7 @@ cdef class ConfigurationOption(Provider):
 
         try:
             with open(filepath) as opened_file:
-                config = yaml.load(opened_file, yaml.Loader)
+                config = yaml.load(opened_file, yaml.SafeLoader)
         except IOError:
             return