diff --git a/src/hover.cpp b/src/hover.cpp
index d1dc25d..f5a2cbd 100644
--- a/src/hover.cpp
+++ b/src/hover.cpp
@@ -171,6 +171,8 @@ struct Sec_Hover_Fn {
   {
     TStrSize str_size = read_buf<TStrSize>(data + start, cur_field_off);
     u8 *buf = nullptr; 
+    if (str_size > 1000) // DEBUG
+      return str8("");
     if (str_size > 0) {
       buf = arena_push_array_nozero<u8>(arena, str_size + 1);
       memcpy(buf, data + start + cur_field_off, str_size);
@@ -666,7 +668,7 @@ Sec_Hover_Info get_section_hover_info(Arena *arena, Section section, u64 off, co
       }
     }
     break;
-  case Sec_RNTuple_Footer: 
+  case Sec_RNTuple_Footer: {
     if (!hover.tkey()) {
       b8 zipped;
       if (!hover.maybe_rootzip(&zipped)) {
@@ -690,6 +692,7 @@ Sec_Hover_Info get_section_hover_info(Arena *arena, Section section, u64 off, co
         }
       }
     }
+  } break;
   case Sec_Page_List: {
     hover.tkey()
     || hover.maybe_rootzip()
diff --git a/src/root/root_inc.h b/src/root/root_inc.h
index fcf9884..55a2098 100644
--- a/src/root/root_inc.h
+++ b/src/root/root_inc.h
@@ -1,4 +1,4 @@
 #include <ROOT/RNTupleSerialize.hxx>
 #include <ROOT/RNTupleDescriptor.hxx>
 #include <ROOT/RNTupleZip.hxx>
-#include <ROOT/RColumnElement.hxx>
+#include <ROOT/RColumnElementBase.hxx>