diff --git a/sources/src/develocity/short-lived-token.ts b/sources/src/develocity/short-lived-token.ts
index a0bfdb68..bf924805 100644
--- a/sources/src/develocity/short-lived-token.ts
+++ b/sources/src/develocity/short-lived-token.ts
@@ -156,7 +156,7 @@ type HostnameAccessKey = {
 }
 
 export class DevelocityAccessCredentials {
-    static readonly accessKeyRegexp = /^(\S+=\w+)(;\S+=\w+)*$/
+    static readonly accessKeyRegexp = /^([^;=\s]+=\w+)(;[^;=\s]+=\w+)*$/
     readonly keys: HostnameAccessKey[]
 
     private constructor(allKeys: HostnameAccessKey[]) {