diff --git a/spec/tooling/docs/deprecation_handling_spec.rb b/spec/tooling/docs/deprecation_handling_spec.rb
index 78e613c37c7a30afc24ae7ba1fe813bd69150a1a..feedd246e9420b195204f0ca0764f0b2f0ca1653 100644
--- a/spec/tooling/docs/deprecation_handling_spec.rb
+++ b/spec/tooling/docs/deprecation_handling_spec.rb
@@ -14,7 +14,7 @@
       ['14-10-c.yml', '14-2-b.yml', '14-2-a.yml']
     )
     # Create dummy YAML data based on file name
-    allow(YAML).to receive(:load_file) do |file_name|
+    allow(YAML).to receive(:safe_load_file) do |file_name|
       {
         'title' => file_name[/[a-z]*\.yml/],
         'removal_milestone' => file_name[/\d+-\d+/].tr('-', '.')
diff --git a/tooling/docs/deprecation_handling.rb b/tooling/docs/deprecation_handling.rb
index 5996a0c89c1ef43b8c534b61c651f045c30934a4..320f5df0b0758577953b75e416bca9f62074d1a4 100644
--- a/tooling/docs/deprecation_handling.rb
+++ b/tooling/docs/deprecation_handling.rb
@@ -17,7 +17,7 @@ def render
       end
 
       entries = source_file_paths.flat_map do |file|
-        YAML.load_file(file)
+        YAML.safe_load_file(file, permitted_classes: [Date])
       end
       entries = entries.sort_by { |d| d["title"] }