diff --git a/api/src/processing/service-config.js b/api/src/processing/service-config.js
index 67542e97..f091d448 100644
--- a/api/src/processing/service-config.js
+++ b/api/src/processing/service-config.js
@@ -176,7 +176,7 @@ export const services = {
 Object.values(services).forEach(service => {
     service.patterns = service.patterns.map(
         pattern => new UrlPattern(pattern, {
-            segmentValueCharset: UrlPattern.defaultOptions.segmentValueCharset + '@\\.'
+            segmentValueCharset: UrlPattern.defaultOptions.segmentValueCharset + '@\\.:'
         })
     )
 })