diff --git a/server/rest/src/main/scala/org/infinispan/rest/Server.scala b/server/rest/src/main/scala/org/infinispan/rest/Server.scala
index 3c66128..e1924c3 100644
--- a/server/rest/src/main/scala/org/infinispan/rest/Server.scala
+++ b/server/rest/src/main/scala/org/infinispan/rest/Server.scala
@@ -139,11 +139,11 @@ class Server(@Context request: Request, @HeaderParam("performAsync") useAsync: B
    private def putInCache(cache: Cache[String, Any], mediaType: String, key: String, data: Array[Byte], ttl: Long, idleTime: Long): Response = {
       val obj = if (isBinaryType(mediaType)) data else new MIMECacheEntry(mediaType, data)
       (ttl, idleTime, useAsync) match {
-         case (0, 0, false) => cache.put(key, obj)
-         case (x, 0, false) => cache.put(key, obj, ttl, TimeUnit.SECONDS)
+         case (-1, -1, false) => cache.put(key, obj)
+         case (x, -1, false) => cache.put(key, obj, ttl, TimeUnit.SECONDS)
          case (x, y, false) => cache.put(key, obj, ttl, TimeUnit.SECONDS, idleTime, TimeUnit.SECONDS)
-         case (0, 0, true) => cache.putAsync(key, obj)
-         case (x, 0, true) => cache.putAsync(key, obj, ttl, TimeUnit.SECONDS)
+         case (-1, -1, true) => cache.putAsync(key, obj)
+         case (x, -1, true) => cache.putAsync(key, obj, ttl, TimeUnit.SECONDS)
          case (x, y, true) => cache.putAsync(key, obj, ttl, TimeUnit.SECONDS, idleTime, TimeUnit.SECONDS)
       }
       Response.ok.build