diff --git a/compositor/DrmDisplayComposition.h b/compositor/DrmDisplayComposition.h
index 27b34f2..1738630 100644
--- a/compositor/DrmDisplayComposition.h
+++ b/compositor/DrmDisplayComposition.h
@@ -127,16 +127,10 @@
     return planner_;
   }
 
-  int take_out_fence() {
-    return out_fence_.Release();
-  }
-
-  void set_out_fence(int out_fence) {
-    out_fence_.Set(out_fence);
-  }
-
   void Dump(std::ostringstream *out) const;
 
+  UniqueFd out_fence_;
+
  private:
   bool validate_composition_type(DrmCompositionType desired);
 
@@ -147,8 +141,6 @@
   uint32_t dpms_mode_ = DRM_MODE_DPMS_ON;
   DrmMode display_mode_;
 
-  UniqueFd out_fence_ = -1;
-
   bool geometry_changed_ = true;
   std::vector<DrmHwcLayer> layers_;
   std::vector<DrmCompositionPlane> composition_planes_;