diff --git a/src/platforms/posix/handler.cpp b/src/platforms/posix/handler.cpp
index 1c3fd7d4..f2861584 100644
--- a/src/platforms/posix/handler.cpp
+++ b/src/platforms/posix/handler.cpp
@@ -154,6 +154,8 @@ const unsigned int posixHandler::getProcessId() const
 }
 
 
+#if VMIME_HAVE_MESSAGING_FEATURES
+
 vmime::messaging::socketFactory* posixHandler::getSocketFactory
 	(const vmime::string& /* name */) const
 {
@@ -168,12 +170,18 @@ vmime::messaging::timeoutHandlerFactory* posixHandler::getTimeoutHandlerFactory
 	return (NULL);
 }
 
+#endif
+
+
+#if VMIME_HAVE_FILESYSTEM_FEATURES
 
 vmime::utility::fileSystemFactory* posixHandler::getFileSystemFactory() const
 {
 	return (m_fileSysFactory);
 }
 
+#endif
+
 
 void posixHandler::wait() const
 {
diff --git a/src/platforms/posix/handler.hpp b/src/platforms/posix/handler.hpp
index 53ca53b9..145595b2 100644
--- a/src/platforms/posix/handler.hpp
+++ b/src/platforms/posix/handler.hpp
@@ -55,11 +55,15 @@ public:
 
 	const unsigned int getProcessId() const;
 
+#if VMIME_HAVE_MESSAGING_FEATURES
 	vmime::messaging::socketFactory* getSocketFactory(const vmime::string& name) const;
 
 	vmime::messaging::timeoutHandlerFactory* getTimeoutHandlerFactory(const vmime::string& name) const;
+#endif
 
+#if VMIME_HAVE_FILESYSTEM_FEATURES
 	vmime::utility::fileSystemFactory* getFileSystemFactory() const;
+#endif
 
 	void wait() const;