diff --git a/CMakeLists.txt b/CMakeLists.txt
index 084a4d5..c9fecbb 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -121,6 +121,7 @@ ADD_EXECUTABLE (${PROJECT_NAME}
     ${FCGISRV_DIR}/fcgi_utils.c
     ${FCGISRV_DIR}/fcgi_worker.c
     ${MODULES_DIR}/service_sign.c
+    ${MODULES_DIR}/service_verify.c
 )
 
 TARGET_LINK_LIBRARIES (${PROJECT_NAME} ${DEP_LIBS})
diff --git a/src/modules/service_verify.c b/src/modules/service_verify.c
index 333903b..1026410 100644
--- a/src/modules/service_verify.c
+++ b/src/modules/service_verify.c
@@ -13,7 +13,7 @@
 
 static const str_t  VERIFY_CONF_DEFAULT_LOCATION    = str_t_const("/verify");
 
-static const int    CLIENT_MAX_BODY_SIZE            = 4096;
+static const int    CLIENT_MAX_BODY_SIZE            = 8192;
 static const char*  ACCEPTABLE_CONTENT_TYPE         = "text/plain";
 
 static const char*  JWT_ALG_FIELD_NAME              = "alg";