diff --git a/DESCRIPTION b/DESCRIPTION
index f042f2e..bcdb0e9 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -17,6 +17,7 @@ Imports:
     magrittr,
     pkgbuild,
     progressr,
+    stringr,
     purrr,
     RPostgres,
     s3fs (>= 0.1.7),
diff --git a/NAMESPACE b/NAMESPACE
index d1dc7aa..0a429c9 100644
--- a/NAMESPACE
+++ b/NAMESPACE
@@ -58,6 +58,7 @@ importFrom(s3fs,s3_dir_ls)
 importFrom(s3fs,s3_file_exists)
 importFrom(s3fs,s3_file_system)
 importFrom(s3fs,s3_file_upload)
+importFrom(stringr,str_split)
 importFrom(xml2,read_xml)
 importFrom(xml2,xml_find_all)
 importFrom(xml2,xml_find_first)
diff --git a/R/archive_packages.R b/R/archive_packages.R
index 2f4d782..fcbb529 100644
--- a/R/archive_packages.R
+++ b/R/archive_packages.R
@@ -1,4 +1,5 @@
 #' Archive packages in CRAN-like repositories
+#' @importFrom stringr str_split
 #' @export
 #' @examples
 #' archive_package("AATtools", codename = "rhel9")
@@ -48,7 +49,7 @@ archive_package <- function(
       } else {
         versions <- rev(pak::pkg_history(.x)$Version)
         for (i in versions) {
-          if (any(grepl(i, all_versions, fixed = TRUE))) {
+          if (any(grepl(paste0("^", i, "$"), stringr::str_split(stringr::str_split(all_versions, "_", simplify = T)[, 2], ".tar.gz", simplify = TRUE)[, 1]))) {
             index <- which(grepl(sprintf("_%s.tar.gz", i), all_versions))
             old_versions <- all_versions[-index]
             break