diff --git a/Code/IO/otbGDALImageIO.cxx b/Code/IO/otbGDALImageIO.cxx
index 180ea641add47cdee13498275cfd24a1ba848f46..dc608818f48e55e191fda0b0906a0a170c390c16 100644
--- a/Code/IO/otbGDALImageIO.cxx
+++ b/Code/IO/otbGDALImageIO.cxx
@@ -778,6 +778,7 @@ void GDALImageIO::Write(const void* buffer)
   value = NULL;
 
   m_poDataset->FlushCache();
+  GDALClose(m_poDataset);
 }
 
 /** TODO : Methode WriteImageInformation non implementee */