diff --git a/renderdoc/replay/entry_points.cpp b/renderdoc/replay/entry_points.cpp
index ba3be463c..7fff1b00c 100644
--- a/renderdoc/replay/entry_points.cpp
+++ b/renderdoc/replay/entry_points.cpp
@@ -379,6 +379,7 @@ bool32 RENDERDOC_CC RENDERDOC_GetThumbnail(const char *filename, byte *buf, uint
 	if(buf == NULL)
 	{
 		len = (uint32_t)thumblen;
+		delete[] jpgbuf;
 		return true;
 	}