diff --git a/vars/findVersionFromNexusRepo.groovy b/vars/findVersionFromNexusRepo.groovy
index d7a06b7..b81f2b6 100644
--- a/vars/findVersionFromNexusRepo.groovy
+++ b/vars/findVersionFromNexusRepo.groovy
@@ -45,7 +45,7 @@ Map call(Map config = [:], Map queryParams = [:]) {
         /* groovylint-disable-next-line Instanceof */
         if (latest.version instanceof net.sf.json.JSONNull && latest.name) {
             echo 'Info: Search result version field was null, looking in name field for a version'
-            java.util.regex.Matcher match = (latest.name =~ /(?<=-)(\d+\.\d+\.\d+)(?=[\.-].*)/)
+            java.util.regex.Matcher match = (latest.name =~ /(?<=-)(\d+\.\d+\.\d+)(?=[\.].*)/)
             if (!match) {
                 echo "Error: Match: ${match}"
                 error("Regular expression match failed for latest.name: ${latest.name}")
diff --git a/vars/packageStage.groovy b/vars/packageStage.groovy
index ec248f9..22e136a 100644
--- a/vars/packageStage.groovy
+++ b/vars/packageStage.groovy
@@ -22,7 +22,7 @@ String call(Map config = [:], Closure body = { }) {
         archiveName = runConfig.name +
             runConfig.separator +
             (runConfig.useHash ? runConfig.hash : runConfig.version) +
-            runConfig.separator +
+            '.' +
             runConfig.extension
 
         echo "Info: Will archive results as: ${archiveName}."
diff --git a/vars/publishToNexus.groovy b/vars/publishToNexus.groovy
index 492a7c2..029f231 100644
--- a/vars/publishToNexus.groovy
+++ b/vars/publishToNexus.groovy
@@ -1,16 +1,18 @@
 
 void call(Map config = [:], String packageName) {
-    publishURL = [ config.nexusBase, config.nexusRepository, config.nexusRepoPath, packageName ].join('/')
+    publishURL = [ config.nexusBase, 'repository', config.nexusRepository, config.nexusRepoPath, packageName ].join('/')
 
     echo 'Info: Publishing...'
     echo "Info: ${publishURL}"
-    response = httpRequest httpMode: 'POST',
-        authenticate: 'publisher',
+    response = httpRequest authentication: 'publisher',
         consoleLogResponseBody: true,
-        contentType: ' APPLICATION_FORM_DATA',
+        contentType: 'APPLICATION_FORM_DATA',
         url: publishURL,
         wrapAsMultipart: true,
-        requestBody: [$class: 'FileRequestBody', file: packageName]
+        httpMode: 'PUT',
+        validResponseCodes: '201',
+        multipartName: "${packageName}", 
+        uploadFile: packageName
 
     echo "Response: ${response.content}"
 }