diff --git a/code/Common/DefaultIOStream.cpp b/code/Common/DefaultIOStream.cpp
index 65edd1bdd..32f47ab07 100644
--- a/code/Common/DefaultIOStream.cpp
+++ b/code/Common/DefaultIOStream.cpp
@@ -100,7 +100,6 @@ size_t DefaultIOStream::Write(const void *pvBuffer,
         size_t pCount) {
     ai_assert(nullptr != pvBuffer);
     ai_assert(0 != pSize);
-    ai_assert(0 != pCount);
 
     return (mFile ? ::fwrite(pvBuffer, pSize, pCount, mFile) : 0);
 }