diff --git a/gcc/ada/libgnat/a-coorma.ads b/gcc/ada/libgnat/a-coorma.ads
index 472d249c152..735b0b18bc9 100644
--- a/gcc/ada/libgnat/a-coorma.ads
+++ b/gcc/ada/libgnat/a-coorma.ads
@@ -61,6 +61,7 @@ is
       Iterator_Element  => Element_Type,
       Aggregate         => (Empty     => Empty,
                             Add_Named => Insert);
+   pragma Preelaborable_Initialization (Map);
 
    type Cursor is private;
    pragma Preelaborable_Initialization (Cursor);