1 files changed, 2 insertions, 2 deletions

diff --git a/src/buffer.c b/src/buffer.c
index 6cf0e232c27..0043a442be1 100644
--- a/src/buffer.c
+++ b/src/buffer.c
@@ -2677,7 +2677,7 @@ evaporate_overlays (pos)
         if (endpos < pos)
           break;
         if (endpos == pos && OVERLAY_POSITION (OVERLAY_START (overlay)) == pos
-            && Foverlay_get (overlay, Qevaporate))
+            && ! NILP (Foverlay_get (overlay, Qevaporate)))
           hit_list = Fcons (overlay, hit_list);
       }
   else
@@ -2690,7 +2690,7 @@ evaporate_overlays (pos)
         if (startpos > pos)
           break;
         if (startpos == pos && OVERLAY_POSITION (OVERLAY_END (overlay)) == pos
-            && Foverlay_get (overlay, Qevaporate))
+            && ! NILP (Foverlay_get (overlay, Qevaporate)))
           hit_list = Fcons (overlay, hit_list);
       }
   for (; CONSP (hit_list); hit_list = XCONS (hit_list)->cdr)