diff --git a/gradle.properties b/gradle.properties
index 14987a22..19b1f857 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -39,11 +39,11 @@ TARGET_COMPATIBILITY = 1.8
 
 ### Dependencies
 
-LIB_GRAPHQL_JAVA_VER = 14.1
+LIB_GRAPHQL_JAVA_VER = 15.0
 LIB_SPRING_BOOT_VER = 2.3.4.RELEASE
-LIB_GRAPHQL_SERVLET_VER = 9.2.0
-LIB_GRAPHQL_JAVA_TOOLS_VER = 6.1.0
-LIB_GRAPHQL_ANNOTATIONS_VER = 8.1
+LIB_GRAPHQL_SERVLET_VER = 10.0.0
+LIB_GRAPHQL_JAVA_TOOLS_VER = 6.2.0
+LIB_GRAPHQL_ANNOTATIONS_VER = 8.2
 LIB_REFLECTIONS_VER = 0.9.11
 LIB_APACHE_COMMONS_TEXT=1.8
 LIB_JSOUP_VER=1.13.1
diff --git a/graphql-spring-boot-test/src/test/resources/test-schema.graphqls b/graphql-spring-boot-test/src/test/resources/test-schema.graphqls
index 84750b80..2136b747 100644
--- a/graphql-spring-boot-test/src/test/resources/test-schema.graphqls
+++ b/graphql-spring-boot-test/src/test/resources/test-schema.graphqls
@@ -1,10 +1,8 @@
-scalar Long
-
 type Subscription {
-    timer: Long!
+    timer: Float!
     subscriptionWithParameter(param: String!): String!
     subscriptionWithInitPayload: String!
-    subscriptionThatTimesOut: Long!
+    subscriptionThatTimesOut: Float!
     subscriptionThatThrowsException: Boolean!
 }