diff --git a/DESCRIPTION b/DESCRIPTION
index e44d263b756899fa08bb897728a03b4d932adbf1..0c8b603f40ba1e5af58fbc8e812b5a1865149be6 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -51,7 +51,7 @@ URL: https://www.bioconductor.org/packages/release/bioc/html/ViSEAGO.html,
      https://forgemia.inra.fr/UMR-BOA/ViSEAGO
 BugReports: https://forgemia.inra.fr/UMR-BOA/ViSEAGO/issues
 biocViews: Software, Annotation, GO, GeneSetEnrichment,  MultipleComparison, Clustering, Visualization
-RoxygenNote: 7.1.1
+RoxygenNote: 7.2.1
 Collate: 
     'genomic_ressource.R'
     'Bioconductor2GO.R'
diff --git a/R/EntrezGene_orthologs.R b/R/EntrezGene_orthologs.R
index a07abffe15db22fdf34dcd871f0b645a5998a8ad..2f616b6e843876eb1b8b9e96eca97e19e0cecaa1 100644
--- a/R/EntrezGene_orthologs.R
+++ b/R/EntrezGene_orthologs.R
@@ -28,12 +28,9 @@ EntrezGene_orthologs=function(){
         destfile =temp
     )
 
-    # uncompress
-    gunzip(temp)
-
     # read the file
     gene_orthologs=fread(
-        sub("\\.gz","",temp),
+        temp,
         verbose=FALSE,
         showProgress=FALSE
     )