diff --git a/diagonalization/magma.F90 b/diagonalization/magma.F90
index 8659892ccb46a916455d8c5c135c575d9e023851..55549a9d7f6a20ffa4571a3e0dafd4f25d7f5041 100644
--- a/diagonalization/magma.F90
+++ b/diagonalization/magma.F90
@@ -16,7 +16,7 @@ CONTAINS
 #ifdef CPP_MAGMA
     use magma
 #endif    
-#include"cpp_double.h"
+    use m_types
     IMPLICIT NONE
 
     ! ... Arguments ...