diff --git a/__version__.py b/__version__.py
index 124e6784c9..93d8b3f6da 100644
--- a/__version__.py
+++ b/__version__.py
@@ -5,7 +5,7 @@
 # @website https://github.com/stochss/stochss
 # =============================================================================
 
-__version__ = '2.4'
+__version__ = '2.4.1'
 __title__ = 'StochSS'
 __description__ = 'StochSS is an integrated development environment (IDE) \
                     for simulation of biochemical networks.'
diff --git a/client/pages/job-presentation.js b/client/pages/job-presentation.js
index ac698ec8f0..bbd7bf3173 100644
--- a/client/pages/job-presentation.js
+++ b/client/pages/job-presentation.js
@@ -61,9 +61,9 @@ let JobPresentationPage = PageView.extend({
         self.renderSubviews(true);
       }
     });
-    let downloadStart = "https://staging.stochss.org/stochss/job/download_presentation";
-    this.downloadLink = downloadStart + "/" + owner + "/" + file;
-    this.openLink = "https://open.stochss.org?open=" + this.downloadLink;
+    let downloadStart = "/stochss/job/download_presentation";
+    this.downloadLink = path.join(downloadStart, owner, file);
+    this.openLink = `https://open.stochss.org?open=${window.location.protocol}//${window.location.hostname}${this.downloadLink}`;
   },
   render: function (attrs, options) {
     PageView.prototype.render.apply(this, arguments);
diff --git a/client/pages/model-presentation.js b/client/pages/model-presentation.js
index d7e77d9adf..41363048b6 100644
--- a/client/pages/model-presentation.js
+++ b/client/pages/model-presentation.js
@@ -60,9 +60,9 @@ let ModelPresentationPage = PageView.extend({
         this.renderSubviews(true);
       }
     });
-    let downloadStart = "https://live.stochss.org/stochss/download_presentation";
+    let downloadStart = "/stochss/download_presentation";
     this.downloadLink = path.join(downloadStart, owner, file);
-    this.openLink = "https://open.stochss.org?open=" + this.downloadLink;
+    this.openLink = `https://open.stochss.org?open=${window.location.protocol}//${window.location.hostname}${this.downloadLink}`;
   },
   render: function (attrs, options) {
     PageView.prototype.render.apply(this, arguments);
diff --git a/client/pages/notebook-presentation.js b/client/pages/notebook-presentation.js
index 486ee06f0f..f7cf26774d 100644
--- a/client/pages/notebook-presentation.js
+++ b/client/pages/notebook-presentation.js
@@ -53,9 +53,9 @@ let NotebookPresentationPage = PageView.extend({
         self.renderSubviews(true, null);
       }
     });
-    let downloadStart = "https://live.stochss.org/stochss/notebook/download_presentation";
-    this.downloadLink = downloadStart + "/" + owner + "/" + file;
-    this.openLink = "https://open.stochss.org?open=" + this.downloadLink;
+    let downloadStart = "/stochss/notebook/download_presentation";
+    this.downloadLink = path.join(downloadStart, owner, file);
+    this.openLink = `https://open.stochss.org?open=${window.location.protocol}//${window.location.hostname}${this.downloadLink}`;
   },
   render: function (attrs, options) {
     PageView.prototype.render.apply(this, arguments);