diff --git a/src/common/attributes/alliance.c b/src/common/attributes/alliance.c
index 37d604e2d..a5ca86e7f 100644
--- a/src/common/attributes/alliance.c
+++ b/src/common/attributes/alliance.c
@@ -13,15 +13,16 @@
 #include "eressea.h"
 #include "alliance.h"
 
-#include <attrib.h>
+#include <kernel/save.h>
+#include <util/attrib.h>
 
 attrib_type at_alliance = {
 	"alliance",
 	NULL,
 	NULL,
 	NULL,
-	a_writedefault,
-	a_readdefault,
+	a_writeint,
+	a_readint,
 	ATF_UNIQUE
 };
 
diff --git a/src/common/attributes/attributes.vcproj b/src/common/attributes/attributes.vcproj
index d9d557f15..493da41ae 100644
--- a/src/common/attributes/attributes.vcproj
+++ b/src/common/attributes/attributes.vcproj
@@ -275,6 +275,9 @@
 		<Filter
 			Name="Header"
 			Filter="*.h">
+			<File
+				RelativePath=".\alliance.h">
+			</File>
 			<File
 				RelativePath=".\attributes.h">
 			</File>
@@ -345,6 +348,9 @@
 				RelativePath=".\viewrange.h">
 			</File>
 		</Filter>
+		<File
+			RelativePath=".\alliance.c">
+		</File>
 		<File
 			RelativePath=".\attributes.c">
 		</File>