diff --git a/ckan/public/base/css/fuchsia.css b/ckan/public/base/css/fuchsia.css
index 0281edea182..f51ca24e16e 100644
--- a/ckan/public/base/css/fuchsia.css
+++ b/ckan/public/base/css/fuchsia.css
@@ -10205,6 +10205,17 @@ h4 small {
 .datapusher-form {
   margin-bottom: 20px;
 }
+.alert-error {
+  background-color: #f2dede;
+  border-color: #ebccd1;
+  color: #a94442;
+}
+.alert-error hr {
+  border-top-color: #e4b9c0;
+}
+.alert-error .alert-link {
+  color: #843534;
+}
 body {
   background: #E73892 url("../../../base/images/bg.png");
 }
diff --git a/ckan/public/base/css/green.css b/ckan/public/base/css/green.css
index 1a4aa90367d..cc8686b1d05 100644
--- a/ckan/public/base/css/green.css
+++ b/ckan/public/base/css/green.css
@@ -10205,6 +10205,17 @@ h4 small {
 .datapusher-form {
   margin-bottom: 20px;
 }
+.alert-error {
+  background-color: #f2dede;
+  border-color: #ebccd1;
+  color: #a94442;
+}
+.alert-error hr {
+  border-top-color: #e4b9c0;
+}
+.alert-error .alert-link {
+  color: #843534;
+}
 body {
   background: #2F9B45 url("../../../base/images/bg.png");
 }
diff --git a/ckan/public/base/css/main.css b/ckan/public/base/css/main.css
index 83411dc2cf0..eb17459ad1f 100644
--- a/ckan/public/base/css/main.css
+++ b/ckan/public/base/css/main.css
@@ -10205,6 +10205,17 @@ h4 small {
 .datapusher-form {
   margin-bottom: 20px;
 }
+.alert-error {
+  background-color: #f2dede;
+  border-color: #ebccd1;
+  color: #a94442;
+}
+.alert-error hr {
+  border-top-color: #e4b9c0;
+}
+.alert-error .alert-link {
+  color: #843534;
+}
 body {
   background: #005d7a url("../../../base/images/bg.png");
 }
diff --git a/ckan/public/base/css/maroon.css b/ckan/public/base/css/maroon.css
index e71bf22b27d..295a32d207f 100644
--- a/ckan/public/base/css/maroon.css
+++ b/ckan/public/base/css/maroon.css
@@ -10205,6 +10205,17 @@ h4 small {
 .datapusher-form {
   margin-bottom: 20px;
 }
+.alert-error {
+  background-color: #f2dede;
+  border-color: #ebccd1;
+  color: #a94442;
+}
+.alert-error hr {
+  border-top-color: #e4b9c0;
+}
+.alert-error .alert-link {
+  color: #843534;
+}
 body {
   background: #810606 url("../../../base/images/bg.png");
 }
diff --git a/ckan/public/base/css/red.css b/ckan/public/base/css/red.css
index 1aa8fb0c96e..d0946eab08d 100644
--- a/ckan/public/base/css/red.css
+++ b/ckan/public/base/css/red.css
@@ -10205,6 +10205,17 @@ h4 small {
 .datapusher-form {
   margin-bottom: 20px;
 }
+.alert-error {
+  background-color: #f2dede;
+  border-color: #ebccd1;
+  color: #a94442;
+}
+.alert-error hr {
+  border-top-color: #e4b9c0;
+}
+.alert-error .alert-link {
+  color: #843534;
+}
 body {
   background: #C14531 url("../../../base/images/bg.png");
 }
diff --git a/ckan/public/base/less/alerts.less b/ckan/public/base/less/alerts.less
new file mode 100644
index 00000000000..e5f699da5da
--- /dev/null
+++ b/ckan/public/base/less/alerts.less
@@ -0,0 +1,5 @@
+// Add this alert class for backwards compatibility, since Bootstrap 3 removed
+// the "alert-error" class, but it has the same properties as "alert-danger".
+.alert-error {
+  .alert-variant(@alert-danger-bg; @alert-danger-border; @alert-danger-text);
+}
diff --git a/ckan/public/base/less/ckan.less b/ckan/public/base/less/ckan.less
index fbf2643f99d..fb90acde1ba 100644
--- a/ckan/public/base/less/ckan.less
+++ b/ckan/public/base/less/ckan.less
@@ -22,6 +22,7 @@
 @import "dashboard.less";
 @import "resource-view.less";
 @import "datapusher.less";
+@import "alerts.less";
 body {
     // Using the masthead/footer gradient prevents the color from changing
     // at the bottom of the window on pages with little content.
@@ -149,4 +150,4 @@ iframe {
     padding: 3px 5px;
 }
 
-// @import "iehacks.less";
\ No newline at end of file
+// @import "iehacks.less";