diff --git a/meson.build b/meson.build
index ed0ec35..6b39b0d 100644
--- a/meson.build
+++ b/meson.build
@@ -19,8 +19,8 @@ jansson_dep = dependency('jansson', version: '>=2.11', fallback: ['jansson', 'ja
 libfuse_dep = dependency('fuse3', version: '>=3.8.0', fallback: ['fuse3', 'libfuse_dep'])
 gtest_dep = dependency('gtest', version: '>=1.10.0', fallback: ['gtest', 'gtest_dep']) 
 gmock_main_dep = dependency('gmock_main', version: '>=1.10.0', fallback: ['gtest', 'gmock_main_dep'])
-webfuse_adapter_dep = dependency('webfuse_adapter', version: '>=0.3.0', 
-    fallback: ['webfuse', 'webfuse_adapter_dep'], default_options: ['without_provider=true'])
+webfuse_adapter_dep = dependency('webfuse', version: '>=0.4.0', 
+    fallback: ['webfuse', 'webfuse_dep'], default_options: ['without_tests=true'])
 
 inc_dir = include_directories('src')
 
diff --git a/src/webfused/auth/authenticator.h b/src/webfused/auth/authenticator.h
index ef97305..5a31e61 100644
--- a/src/webfused/auth/authenticator.h
+++ b/src/webfused/auth/authenticator.h
@@ -1,7 +1,7 @@
 #ifndef WFD_AUTH_AUTHENTICATOR_H
 #define WFD_AUTH_AUTHENTICATOR_H
 
-#include "webfuse/adapter/authenticate.h"
+#include "webfuse/authenticate.h"
 
 #ifdef __cplusplus
 extern "C"
diff --git a/src/webfused/auth/file_authenticator.c b/src/webfused/auth/file_authenticator.c
index 31737fc..fff7744 100644
--- a/src/webfused/auth/file_authenticator.c
+++ b/src/webfused/auth/file_authenticator.c
@@ -4,7 +4,7 @@
 #include "userdb/userdb.h"
 #include "webfused/log/log.h"
 
-#include <webfuse/adapter/credentials.h>
+#include <webfuse/credentials.h>
 
 #include <stdlib.h>
 #include <string.h>
@@ -26,7 +26,7 @@ wfd_file_authenticator_dispose(
 
 static bool 
 wfd_file_authenticator_authenticate(
-    struct wf_credentials * credentials,
+    struct wf_credentials const * credentials,
     void * user_data)
 {
     bool result = false;
diff --git a/src/webfused/auth/pam_authenticator.c b/src/webfused/auth/pam_authenticator.c
index 4b1c592..ea2fc29 100644
--- a/src/webfused/auth/pam_authenticator.c
+++ b/src/webfused/auth/pam_authenticator.c
@@ -3,7 +3,7 @@
 #include "webfused/config/settings.h"
 #include "webfused/log/log.h"
 
-#include "webfuse/adapter/credentials.h"
+#include <webfuse/credentials.h>
 
 #include <security/pam_appl.h>
 #include <stdlib.h>
@@ -73,7 +73,7 @@ wfd_pam_authenticator_dispose(
 
 static bool 
 wfd_pam_authenticator_authenticate(
-    struct wf_credentials * credentials,
+    struct wf_credentials const * credentials,
     void * user_data)
 {
     bool result = false;
diff --git a/src/webfused/config/config.c b/src/webfused/config/config.c
index f46178d..a068f9d 100644
--- a/src/webfused/config/config.c
+++ b/src/webfused/config/config.c
@@ -1,11 +1,12 @@
 #include "webfused/config/config.h"
 #include "webfused/config/config_intern.h"
-#include "webfuse/adapter/server_config.h"
 #include "webfused/auth/factory.h"
 #include "webfused/auth/authenticator.h"
 #include "webfused/mountpoint_factory.h"
 #include "webfused/log/manager.h"
 
+#include <webfuse/server_config.h>
+
 #include <stdlib.h>
 #include <string.h>
 
diff --git a/src/webfused/daemon.c b/src/webfused/daemon.c
index cf36fcc..50a6ab3 100644
--- a/src/webfused/daemon.c
+++ b/src/webfused/daemon.c
@@ -10,7 +10,7 @@
 #include <unistd.h>
 #include <getopt.h>
 
-#include <webfuse_adapter.h>
+#include <webfuse/webfuse.h>
 #include "webfused/config/config.h"
 #include "webfused/config/factory.h"
 #include "webfused/log/log.h"
diff --git a/src/webfused/mountpoint_factory.c b/src/webfused/mountpoint_factory.c
index 5f1aa14..812c32b 100644
--- a/src/webfused/mountpoint_factory.c
+++ b/src/webfused/mountpoint_factory.c
@@ -1,7 +1,7 @@
 #include "webfused/mountpoint_factory.h"
 #include "webfused/log/log.h"
 
-#include <webfuse/adapter/mountpoint.h>
+#include <webfuse/mountpoint.h>
 
 #include <sys/stat.h>
 #include <stdlib.h>
diff --git a/src/webfused/mountpoint_factory.h b/src/webfused/mountpoint_factory.h
index 3459ad4..f956796 100644
--- a/src/webfused/mountpoint_factory.h
+++ b/src/webfused/mountpoint_factory.h
@@ -1,7 +1,7 @@
 #ifndef WFD_MOUNTPOINT_FACTORY_H
 #define WFD_MOUNTPOINT_FACTORY_H
 
-#include "webfuse/adapter/mountpoint_factory.h"
+#include "webfuse/mountpoint_factory.h"
 
 #ifndef __cplusplus
 #include <stdbool.h>
diff --git a/subprojects/webfuse.wrap b/subprojects/webfuse.wrap
index 1fb4564..16b0315 100644
--- a/subprojects/webfuse.wrap
+++ b/subprojects/webfuse.wrap
@@ -1,7 +1,7 @@
 [wrap-file]
-directory = webfuse-0.3.1
+directory = webfuse-0.4.0
 
-source_url = https://github.com/falk-werner/webfuse/archive/v0.3.1.tar.gz
-source_filename = v0.3.1.tar.gz
-source_hash = 46624b5f29e8f87dd1aebfce3b13ca87e766bc59546b6e5f49665d2f8c555d62
+source_url = https://github.com/falk-werner/webfuse/archive/v0.4.0.tar.gz
+source_filename = v0.4.0.tar.gz
+source_hash = dda1f07ca90839035f31a71a1ac381a0e94f9fd479d13808f1e61fe6ed096ead
 
diff --git a/test/mock/credentials.hpp b/test/mock/credentials.hpp
index 5b37fb2..6d8c0ff 100644
--- a/test/mock/credentials.hpp
+++ b/test/mock/credentials.hpp
@@ -2,7 +2,7 @@
 #define WFD_MOCK_CREDENTIALS_HPP
 
 #include <gmock/gmock.h>
-#include "webfuse/adapter/credentials.h"
+#include "webfuse/credentials.h"
 
 namespace webfused_test
 {
diff --git a/test/mock/server.hpp b/test/mock/server.hpp
index f4befe3..cef176c 100644
--- a/test/mock/server.hpp
+++ b/test/mock/server.hpp
@@ -1,7 +1,7 @@
 #ifndef WFD_MOCK_SERVER_HPP
 #define WFD_MOCK_SERVER_HPP
 
-#include <webfuse/adapter/server.h>
+#include <webfuse/server.h>
 #include <gmock/gmock.h>
 
 namespace webfused_test
diff --git a/test/mountpoint_factory.cc b/test/mountpoint_factory.cc
index 0509d0f..cabdb4d 100644
--- a/test/mountpoint_factory.cc
+++ b/test/mountpoint_factory.cc
@@ -1,6 +1,6 @@
 #include <gtest/gtest.h>
 #include "webfused/mountpoint_factory.h"
-#include <webfuse/adapter/mountpoint.h>
+#include <webfuse/mountpoint.h>
 
 #include <cstring>