diff --git a/src/cic.cpp b/src/cic.cpp
index 497bb49..d8601c5 100644
--- a/src/cic.cpp
+++ b/src/cic.cpp
@@ -189,7 +189,7 @@ void CICFilter::putParticles(CICParticles *particles, uint32_t N)
 
   for (int t = 0; t < threadUsed; t++)
   {
-    delete[] threadedDensity;
+    delete[] threadedDensity[t];
   }
 }