diff --git a/src/neighbor.cpp b/src/neighbor.cpp
index 84a52f0405..c30c8a74bd 100644
--- a/src/neighbor.cpp
+++ b/src/neighbor.cpp
@@ -186,6 +186,9 @@ Neighbor::~Neighbor()
   memory->destroy(binhead);
   memory->destroy(bins);
 
+  memory->destroy(gbinhead_ssa);
+  memory->destroy(binhead_ssa);
+  memory->destroy(bins_ssa);
   memory->destroy(ssa_airnum);
 
   memory->destroy(ex1_type);