diff --git a/DESCRIPTION b/DESCRIPTION
index 1aa57654..7b76466c 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -16,7 +16,7 @@ Description: In computationally demanding analysis projects,
   'clustermq' by Schubert (2019) <doi:10.1093/bioinformatics/btz284>),
   and 'batchtools' by Lang, Bischel, and Surmann (2017)
   <doi:10.21105/joss.00135>.
-Version: 0.2.1.9001
+Version: 0.2.1.9002
 License: MIT + file LICENSE
 URL: https://wlandau.github.io/crew/, https://github.com/wlandau/crew
 BugReports: https://github.com/wlandau/crew/issues
@@ -42,7 +42,7 @@ Depends:
 Imports:
   getip,
   mirai (>= 0.8.4),
-  nanonext (>= 0.8.3),
+  nanonext (>= 0.9.0),
   processx,
   ps,
   R6,
diff --git a/NEWS.md b/NEWS.md
index 1960747b..bdc8da82 100644
--- a/NEWS.md
+++ b/NEWS.md
@@ -1,7 +1,8 @@
-# crew 0.2.1.9001 (development)
+# crew 0.2.1.9002 (development)
 
 * Track warnings properly (#81, @brendanf).
 * Optimize heavily (#81, #83, @shikokuchuo, @brendanf).
+* Use CRAN `nanonext` 0.9.0.
 
 # crew 0.2.1
 
diff --git a/R/utils_packages.R b/R/utils_packages.R
index 38fe8e41..bfdd5c6f 100644
--- a/R/utils_packages.R
+++ b/R/utils_packages.R
@@ -3,11 +3,6 @@
 # At that point, update the required versions of those packages.
 # nocov start
 .onLoad <- function(libname, pkgname) {
-  package_version_check(
-    package = "nanonext",
-    version = "0.8.3.9010",
-    repo = "https://shikokuchuo.r-universe.dev"
-  )
   package_version_check(
     package = "mirai",
     version = "0.8.7.9013",