diff --git a/README.md b/README.md
index 6ebbdd9..a5e1e52 100644
--- a/README.md
+++ b/README.md
@@ -116,7 +116,7 @@ Nexus uses [OrientDB](https://en.wikipedia.org/wiki/OrientDB) as its database. T
 sudo su -l                            # switch to the root user.
 systemctl stop nexus                  # make sure nexus is not running while you use the database.
 su -s /bin/bash nexus                 # switch to the nexus user.
-nexus_home=/opt/nexus/nexus-3.43.0-01 # make sure you have the correct version here.
+nexus_home=/opt/nexus/nexus-3.45.1-01 # make sure you have the correct version here.
 nexus_data=$nexus_home/../sonatype-work/nexus3
 function orientdb-console {
     java -jar $nexus_home/lib/support/nexus-orient-console.jar $*
diff --git a/provision/provision-nexus.sh b/provision/provision-nexus.sh
index 73d4aa5..e44fa2c 100644
--- a/provision/provision-nexus.sh
+++ b/provision/provision-nexus.sh
@@ -34,17 +34,17 @@ pushd /opt/nexus
 # see https://www.sonatype.com/download-oss-sonatype
 # see https://help.sonatype.com/repomanager3/product-information/download/download-archives---repository-manager-3
 # see https://help.sonatype.com/repomanager3
-nexus_version=3.43.0-01
+nexus_version=3.45.1-01
 nexus_home=/opt/nexus/nexus-$nexus_version
 nexus_tarball=nexus-$nexus_version-unix.tar.gz
 nexus_download_url=https://download.sonatype.com/nexus/3/$nexus_tarball
-nexus_download_sha1=14cafbed6c4b121ac37ea54122215e4c36ea04d5
+nexus_download_sha1=3b26c17a9fc5c3d98bdcd8e508f17e3ff8dbc3ff
 wget -q $nexus_download_url
 if [ "$(sha1sum $nexus_tarball | awk '{print $1}')" != "$nexus_download_sha1" ]; then
     echo "downloaded $nexus_download_url failed the checksum verification"
     exit 1
 fi
-tar xf $nexus_tarball # NB this creates the $nexus_home (e.g. nexus-3.43.0-01) and sonatype-work directories.
+tar xf $nexus_tarball # NB this creates the $nexus_home (e.g. nexus-3.45.1-01) and sonatype-work directories.
 rm $nexus_tarball
 install -d -o nexus -g nexus -m 700 .java # java preferences are saved here (the default java.util.prefs.userRoot preference).
 install -d -o nexus -g nexus -m 700 sonatype-work/nexus3/etc
diff --git a/provision/provision-nexus/Makefile b/provision/provision-nexus/Makefile
index 2cc6e16..3181f65 100644
--- a/provision/provision-nexus/Makefile
+++ b/provision/provision-nexus/Makefile
@@ -17,7 +17,7 @@ binaries: binaries-download
 
 binaries-download:
 	mkdir -p binaries
-	wget -qO- https://download.sonatype.com/nexus/3/nexus-3.43.0-01-unix.tar.gz \
+	wget -qO- https://download.sonatype.com/nexus/3/nexus-3.45.1-01-unix.tar.gz \
 		| tar xzf - --strip-components 1 -C binaries
 
 clean:
diff --git a/provision/provision-nexus/pom.xml b/provision/provision-nexus/pom.xml
index 807faa4..190f2eb 100644
--- a/provision/provision-nexus/pom.xml
+++ b/provision/provision-nexus/pom.xml
@@ -8,7 +8,7 @@
   <version>1.0-SNAPSHOT</version>
 
   <properties>
-    <nx-version>3.43.0-01</nx-version>
+    <nx-version>3.45.1-01</nx-version>
   </properties>
   <dependencies>
     <dependency>