diff --git a/test/box-test.c b/test/box-test.c
index 6615aa7c..82d0ef70 100644
--- a/test/box-test.c
+++ b/test/box-test.c
@@ -63,6 +63,12 @@ unsigned int test =0;
         }                                                                                                \
 }
 
+
+int monitor_active ( G_GNUC_UNUSED workarea *mon )
+{
+    return 0;
+}
+
 gboolean config_parse_set_property ( G_GNUC_UNUSED const Property *p, G_GNUC_UNUSED char **error )
 {
     return FALSE;
diff --git a/test/scrollbar-test.c b/test/scrollbar-test.c
index 4f73974e..64193cb8 100644
--- a/test/scrollbar-test.c
+++ b/test/scrollbar-test.c
@@ -56,6 +56,11 @@ unsigned int test =0;
         }                                                                                \
 }
 
+int monitor_active ( G_GNUC_UNUSED workarea *mon )
+{
+    return 0;
+}
+
 char * helper_get_theme_path ( const char *file )
 {
     return g_strdup ( file );