diff --git a/packages.R b/packages.R
index b2a5b8a25a4dd9a19b53d44115cbf99ff4b4a83a..d9f45e748b8dedfd8e91f1e2ce487861ecf49e1a 100644
--- a/packages.R
+++ b/packages.R
@@ -22,7 +22,8 @@ install.packages("ggrepel")
 install.packages("RColorBrewer")
 install.packages("dplyr")
 install.packages('Seurat')
-##devtools::install_github(repo = 'satijalab/seurat', ref = 'develop')
+# try install seurat Error in GetAssayData: could not find function "GetAssayData"
+devtools::install_github(repo = 'satijalab/seurat', ref = 'develop')
 install.packages(c("sp", "polyclip"))
 if (!requireNamespace("BiocManager", quietly = TRUE))
     install.packages("BiocManager")