diff --git a/judge/views/problem.py b/judge/views/problem.py
index 050f8fa..7fd44a1 100644
--- a/judge/views/problem.py
+++ b/judge/views/problem.py
@@ -305,6 +305,12 @@ class ProblemDetail(ProblemMixin, SolvedProblemMixin, CommentedDetailView):
             )
         context["meta_description"] = self.object.summary or metadata[0]
         context["og_image"] = self.object.og_image or metadata[1]
+        if hasattr(self.object, "data_files"):
+            context["fileio_input"] = self.object.data_files.fileio_input
+            context["fileio_output"] = self.object.data_files.fileio_output
+        else:
+            context["fileio_input"] = None
+            context["fileio_output"] = None
 
         return context
 
diff --git a/templates/problem/problem.html b/templates/problem/problem.html
index 83ca7e4..672f303 100644
--- a/templates/problem/problem.html
+++ b/templates/problem/problem.html
@@ -261,12 +261,12 @@
     <div class="problem-info-entry">
         <i class="fa fa-file-o fa-fw"></i><span class="pi-name">{{ _('Input:') }}</span>
         <span class="pi-value">
-            {{ problem.data_files.fileio_input or _('stdin') }}
+            {{ fileio_input or _('stdin') }}
         </span>
     </div>
     <div class="problem-info-entry">
         <i class="fa fa-file fa-fw"></i><span class="pi-name">{{ _('Output:') }}</span>
-        <span class="pi-value">{{ problem.data_files.fileio_output or _('stdout') }}</span>
+        <span class="pi-value">{{ fileio_output or _('stdout') }}</span>
     </div>
     <div class="problem-lang-limits">
         {% for name, limit in problem.language_memory_limit %}
diff --git a/templates/problem/raw.html b/templates/problem/raw.html
index f677ab6..591bedb 100644
--- a/templates/problem/raw.html
+++ b/templates/problem/raw.html
@@ -61,10 +61,10 @@
 <hr>
 <div align="center" style="position: relative;">
     <div class="problem-info-entry">
-        <b>{{ _('Input:') }}</b> {{ problem.data_files.fileio_input or _('stdin') }}
+        <b>{{ _('Input:') }}</b> {{ fileio_input or _('stdin') }}
     </div>
     <div class="problem-info-entry">
-        <b>{{ _('Output:') }}</b> {{ problem.data_files.fileio_output or _('stdout') }}
+        <b>{{ _('Output:') }}</b> {{ fileio_output or _('stdout') }}
     </div>
     <div class="problem-info-entry">
         <b>{{ _('Time Limit:') }}</b> {{ problem.time_limit }}s