diff --git a/src/js/fields/list/SelectField.js b/src/js/fields/list/SelectField.js
index cb7e731eb..279195d91 100644
--- a/src/js/fields/list/SelectField.js
+++ b/src/js/fields/list/SelectField.js
@@ -230,10 +230,14 @@
 
             this.base();
 
-            if (self.options.multiselect)
+            if (self.options.multiselect && self.options.multiple)
             {
                 $(self.getControlEl()).multiselect("disable");
             }
+            else
+            {
+              $(self.getControlEl()).prop('disabled', true);
+            }
         },
 
         /**
@@ -245,10 +249,14 @@
 
             this.base();
 
-            if (self.options.multiselect)
+            if (self.options.multiselect && self.options.multiple)
             {
                 $(self.getControlEl()).multiselect("enable");
             }
+            else
+            {
+              $(self.getControlEl()).prop('disabled', false);
+            }
         }