diff --git a/bids_prov/spm_load_config.py b/bids_prov/spm_load_config.py
index 60a4584ae..881a1a5ea 100644
--- a/bids_prov/spm_load_config.py
+++ b/bids_prov/spm_load_config.py
@@ -17,7 +17,7 @@
 CONTEXT_URL = "https://raw.githubusercontent.com/cmaumet/BIDS-prov/context-type-indexing/context.json"
 
 with open(this_path + "/spm_config.yml", "r") as fd:
-    static = yaml.load(fd)
+    static = yaml.load(fd, Loader=yaml.CLoader)
 
 
 def get_empty_graph(context_url=CONTEXT_URL):