diff --git a/src/main/kotlin/mixit/web/handler/AdminHandler.kt b/src/main/kotlin/mixit/web/handler/AdminHandler.kt
index 1aafd948..c4ccaa27 100644
--- a/src/main/kotlin/mixit/web/handler/AdminHandler.kt
+++ b/src/main/kotlin/mixit/web/handler/AdminHandler.kt
@@ -81,7 +81,7 @@ class AdminHandler(val ticketRepository: TicketRepository,
                     start = LocalDateTime.parse(formData["start"]),
                     end = LocalDateTime.parse(formData["end"])
             )
-            talkRepository.save(talk).then { seeOther("${properties.baseUri}/admin/talks") }
+            talkRepository.save(talk).then(seeOther("${properties.baseUri}/admin/talks"))
         }
     }
 
@@ -90,7 +90,7 @@ class AdminHandler(val ticketRepository: TicketRepository,
                 val formData = it.toSingleValueMap()
                 talkRepository
                         .deleteOne(formData["id"]!!)
-                        .then { seeOther("${properties.baseUri}/admin/talks") }
+                        .then(seeOther("${properties.baseUri}/admin/talks"))
             }
 
 
@@ -141,7 +141,7 @@ class AdminHandler(val ticketRepository: TicketRepository,
                 val formData = it.toSingleValueMap()
                 userRepository
                         .deleteOne(formData["login"]!!)
-                        .then { seeOther("${properties.baseUri}/admin/users") }
+                        .then(seeOther("${properties.baseUri}/admin/users"))
             }
 
     private fun adminUser(user: User = User("", "", "", "")) = ok().render("admin-user", mapOf(
@@ -172,7 +172,7 @@ class AdminHandler(val ticketRepository: TicketRepository,
                     links =  formData["links"]!!.toLinks(),
                     legacyId = if (formData["legacyId"] == "") null else formData["legacyId"]!!.toLong()
             )
-            userRepository.save(user).then { seeOther("${properties.baseUri}/admin/users") }
+            userRepository.save(user).then(seeOther("${properties.baseUri}/admin/users"))
         }
     }
 
@@ -194,7 +194,7 @@ class AdminHandler(val ticketRepository: TicketRepository,
                 val formData = it.toSingleValueMap()
                 postRepository
                         .deleteOne(formData["id"]!!)
-                        .then { seeOther("${properties.baseUri}/admin/blog") }
+                        .then(seeOther("${properties.baseUri}/admin/blog"))
             }
 
     private fun adminPost(post: Post = Post("")) = ok().render("admin-post", mapOf(
@@ -219,7 +219,7 @@ class AdminHandler(val ticketRepository: TicketRepository,
                     headline = mapOf(Pair(FRENCH, formData["headline-fr"]!!), Pair(ENGLISH, formData["headline-en"]!!)),
                     content = mapOf(Pair(FRENCH, formData["content-fr"]!!), Pair(ENGLISH, formData["content-en"]!!))
             )
-            postRepository.save(post).then { seeOther("${properties.baseUri}/admin/blog") }
+            postRepository.save(post).then(seeOther("${properties.baseUri}/admin/blog"))
         }
     }
 
diff --git a/src/main/kotlin/mixit/web/handler/TicketingHandler.kt b/src/main/kotlin/mixit/web/handler/TicketingHandler.kt
index 5635d601..5cf093a5 100644
--- a/src/main/kotlin/mixit/web/handler/TicketingHandler.kt
+++ b/src/main/kotlin/mixit/web/handler/TicketingHandler.kt
@@ -21,7 +21,7 @@ class TicketingHandler(val repository: TicketRepository) {
                 formData["firstname"]!!,
                 formData["lastname"]!!)
         repository.save(ticket)
-                .then { ok().render("ticketing-submission", formData) }
+                .then(ok().render("ticketing-submission", formData))
                 .onErrorResume(DuplicateKeyException::class, { ok().render("ticketing-error", mapOf(Pair("message", "ticketing.error.alreadyexists"), Pair("title", "ticketing.title"))) } )
                 .onErrorResume { ok().render("ticketing-error", mapOf(Pair("message", "ticketing.error.default"), Pair("title", "ticketing.title"))) }
     }