diff --git a/app/assets/javascripts/filtered_search/dropdown_utils.js.es6 b/app/assets/javascripts/filtered_search/dropdown_utils.js.es6
index 443ac222f70461196dcdb25642fbe0aeff2b1fed..eeab10fba17d4b25056fe4bf610bfa57f6a6e49b 100644
--- a/app/assets/javascripts/filtered_search/dropdown_utils.js.es6
+++ b/app/assets/javascripts/filtered_search/dropdown_utils.js.es6
@@ -84,7 +84,7 @@
       let inputValue = input.value;
       // Replace all spaces inside quote marks with underscores
       // This helps with matching the beginning & end of a token:key
-      inputValue = inputValue.replace(/"(.*?)"/g, str => str.replace(/\s/g, '_'));
+      inputValue = inputValue.replace(/("(.*?)"|:\s+)/g, str => str.replace(/\s/g, '_'));
 
       // Get the right position for the word selected
       // Regex matches first space