diff --git a/include/transport/mysqlbackend.h b/include/transport/mysqlbackend.h
index 3559ae2f..5e8f9c88 100644
--- a/include/transport/mysqlbackend.h
+++ b/include/transport/mysqlbackend.h
@@ -20,6 +20,8 @@
 
 #pragma once
 
+#ifdef WITH_MYSQL
+
 #include <string>
 #include <map>
 #include "Swiften/Swiften.h"
@@ -147,3 +149,5 @@ class MySQLBackend : public StorageBackend
 };
 
 }
+
+#endif
diff --git a/include/transport/sqlite3backend.h b/include/transport/sqlite3backend.h
index 203b0ea7..3aa40bc8 100644
--- a/include/transport/sqlite3backend.h
+++ b/include/transport/sqlite3backend.h
@@ -20,6 +20,8 @@
 
 #pragma once
 
+#ifdef WITH_SQLITE
+
 #include <string>
 #include <map>
 #include "Swiften/Swiften.h"
@@ -115,3 +117,5 @@ class SQLite3Backend : public StorageBackend
 };
 
 }
+
+#endif
diff --git a/spectrum/src/main.cpp b/spectrum/src/main.cpp
index 3a531a61..4b0e4974 100644
--- a/spectrum/src/main.cpp
+++ b/spectrum/src/main.cpp
@@ -107,6 +107,7 @@ int main(int argc, char **argv)
 
 	StorageBackend *storageBackend = NULL;
 
+#ifdef WITH_SQLITE
 	if (CONFIG_STRING(&config, "database.type") == "sqlite3") {
 		storageBackend = new SQLite3Backend(&config);
 		if (!storageBackend->connect()) {
@@ -114,15 +115,17 @@ int main(int argc, char **argv)
 			return -1;
 		}
 	}
-/*
-	else if (CONFIG_STRING(&config, "database.type") == "mysql") {
+#endif
+#ifdef WITH_MYSQL
+	if (CONFIG_STRING(&config, "database.type") == "mysql") {
 		storageBackend = new MySQLBackend(&config);
 		if (!storageBackend->connect()) {
 			std::cerr << "Can't connect to database.\n";
 			return -1;
 		}
 	}
-*/
+#endif
+
 	UserManager userManager(&transport, &userRegistry, storageBackend);
 	UserRegistration *userRegistration = NULL;
 	if (storageBackend) {
diff --git a/src/mysqlbackend.cpp b/src/mysqlbackend.cpp
index 12f00cfc..0e5077f0 100644
--- a/src/mysqlbackend.cpp
+++ b/src/mysqlbackend.cpp
@@ -18,6 +18,8 @@
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02111-1301  USA
  */
 
+#ifdef WITH_MYSQL
+
 #include "transport/mysqlbackend.h"
 #include <boost/bind.hpp>
 #include "log4cxx/logger.h"
@@ -468,3 +470,5 @@ void MySQLBackend::commitTransaction() {
 }
 
 }
+
+#endif
diff --git a/src/sqlite3backend.cpp b/src/sqlite3backend.cpp
index e231bbfc..602c6466 100644
--- a/src/sqlite3backend.cpp
+++ b/src/sqlite3backend.cpp
@@ -18,6 +18,8 @@
  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02111-1301  USA
  */
 
+#ifdef WITH_SQLITE
+
 #include "transport/sqlite3backend.h"
 #include <boost/bind.hpp>
 #include "log4cxx/logger.h"
@@ -434,3 +436,5 @@ void SQLite3Backend::commitTransaction() {
 }
 
 }
+
+#endif