diff --git a/event.py b/event.py
index dce348a..d60e9a0 100644
--- a/event.py
+++ b/event.py
@@ -33,7 +33,7 @@ class Index( object ):
     def read( self ):
         indata = open( self.path, 'r', encoding = "utf-8" ).read()
         ( pre, yamldata, docdata ) = re.split( "^---$", indata, flags = re.MULTILINE )
-        self.fields = yaml.load( yamldata )
+        self.fields = yaml.load( yamldata, Loader = yaml.SafeLoader )
         self.doc = docdata.strip()