diff --git a/R/DESCRIPTION.in b/R/DESCRIPTION.in
index 1d201347..e7bdbe51 100644
--- a/R/DESCRIPTION.in
+++ b/R/DESCRIPTION.in
@@ -4,7 +4,7 @@ Title: R Interface to Geochemical Modeling Software
 License: GPL-3
 NeedsCompilation: yes
 Depends:
-    R (>= 2.10)
+    R (>= 3.5)
 Author: S.R. Charlton, D.L. Parkhurst, and C.A.J. Appelo, with contributions  
     from D. Gillespie for Chipmunk BASIC and S.D. Cohen, A.C. Hindmarsh,  
     R. Serban, D. Shumaker, and A.G. Taylor for CVODE/SUNDIALS
@@ -15,3 +15,4 @@ Description: A geochemical modeling program developed by the US Geological
     reactive-transport, and inverse geochemical calculations.
 Maintainer: S.R. Charlton <charlton@usgs.gov>
 LazyData: yes
+Encoding: UTF-8
diff --git a/jenkins-R-dist.sh b/jenkins-R-dist.sh
index 8cf84035..ee7ba252 100755
--- a/jenkins-R-dist.sh
+++ b/jenkins-R-dist.sh
@@ -34,7 +34,7 @@ export VER
 # set REL
 #
 curl https://raw.githubusercontent.com/usgs-coupled/phreeqc-version/main/ver.py -o ver.py
-HEAD=$(python ver.py)
+HEAD=$(python3 ver.py)
 if [ -z "$REL" ]; then
  REL="$HEAD"
 fi
@@ -46,5 +46,6 @@ mkdir -p phreeqc/man
 mkdir -p phreeqc/src/phreeqcpp
 mkdir -p phreeqc/R
 mkdir -p phreeqc/data
+echo "# Generated by roxygen2: do not edit by hand" > phreeqc/NAMESPACE
 make VERSION=${VER} RELEASE_DATE=${DATE} build
 ##make VERSION=${VER} RELEASE_DATE=${DATE} check
diff --git a/jenkins-dist.sh b/jenkins-dist.sh
index 853810bb..e2fc7fe8 100755
--- a/jenkins-dist.sh
+++ b/jenkins-dist.sh
@@ -125,6 +125,10 @@ else
   REPOS_PATH="`echo $REPOS_PATH | sed 's/^\/*//'`"
 fi
 
+if [ -z "$NAME" ]; then
+  NAME="IPhreeqc"
+fi
+
 REPOS_TAG=''
 if [ "$REPOS_PATH" != 'trunk' ]; then
   REPOS_TAG="$REPOS_PATH"