diff --git a/DESCRIPTION b/DESCRIPTION
index 1d1050f..c70d7a6 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -1,6 +1,6 @@
 Package: spatstat.linnet
-Version: 3.1-5
-Date: 2024-03-24
+Version: 3.1-5.001
+Date: 2024-04-21
 Title: Linear Networks Functionality of the 'spatstat' Family
 Authors@R: c(person("Adrian", "Baddeley", 
                     role = c("aut", "cre", "cph"),
@@ -25,7 +25,7 @@ Authors@R: c(person("Adrian", "Baddeley",
 	     person("Ottmar", "Cronie",
 	            role = "ctb"))
 Maintainer: Adrian Baddeley <Adrian.Baddeley@curtin.edu.au>
-Depends: R (>= 3.5.0), spatstat.data (>= 3.0-4), spatstat.geom (>= 3.2-9), spatstat.random (>= 3.2-3), spatstat.explore (>= 3.2-7), spatstat.model (>= 3.2-11), stats, graphics, grDevices, methods, utils
+Depends: R (>= 3.5.0), spatstat.data (>= 3.0-4), spatstat.univar (>= 2.0-3), spatstat.geom (>= 3.2-9.007), spatstat.random (>= 3.2-3.001), spatstat.explore (>= 3.2-7.003), spatstat.model (>= 3.2-11.003), stats, graphics, grDevices, methods, utils
 Imports: spatstat.utils (>= 3.0-4), Matrix, spatstat.sparse (>= 3.0-3)
 Suggests: goftest, locfit, spatstat (>= 3.0)
 Description: Defines types of spatial data on a linear network
diff --git a/NAMESPACE b/NAMESPACE
index 551e5b3..de4cdf4 100644
--- a/NAMESPACE
+++ b/NAMESPACE
@@ -4,7 +4,7 @@
 
 import(stats,graphics,grDevices,methods,utils)
 
-import(spatstat.utils,Matrix,spatstat.sparse)
+import(spatstat.utils,spatstat.univar,Matrix,spatstat.sparse)
 import(spatstat.data,spatstat.geom,spatstat.random)
 import(spatstat.explore,spatstat.model)
 
diff --git a/inst/doc/packagesizes.txt b/inst/doc/packagesizes.txt
index 4ddbbfd..8b6ab82 100755
--- a/inst/doc/packagesizes.txt
+++ b/inst/doc/packagesizes.txt
@@ -32,4 +32,4 @@ date version nhelpfiles nobjects ndatasets Rlines srclines
 "2023-10-28" "3.1-3" 148 307 0 12268 3270
 "2024-02-04" "3.1-4" 148 312 0 12340 3270
 "2024-03-24" "3.1-5" 148 312 0 12343 3270
-"2024-03-24" "3.1-5" 148 312 0 12343 3270
+"2024-04-21" "3.1-5.001" 148 312 0 12343 3270