diff --git a/vcg/complex/allocate.h b/vcg/complex/allocate.h
index 41a0f2f6..781348a9 100644
--- a/vcg/complex/allocate.h
+++ b/vcg/complex/allocate.h
@@ -27,6 +27,7 @@
 #include <map>
 #include <set>
 #include <vcg/container/simple_temporary_data.h>
+#include <vcg/space/color4.h>
 
 namespace vcg {
 
diff --git a/vcg/simplex/face/topology.h b/vcg/simplex/face/topology.h
index aa2c66d5..5e6fe483 100644
--- a/vcg/simplex/face/topology.h
+++ b/vcg/simplex/face/topology.h
@@ -25,7 +25,7 @@
 #define _VCG_FACE_TOPOLOGY
 
 #include <vcg/simplex/face/pos.h>
-
+#include <vcg/complex/allocate.h>
 #include <vector>
 #include <algorithm>