diff --git a/library/include/dfhack/modules/Engravings.h b/library/include/dfhack/modules/Engravings.h
index c0bd82f1c..9d916a1ed 100644
--- a/library/include/dfhack/modules/Engravings.h
+++ b/library/include/dfhack/modules/Engravings.h
@@ -38,6 +38,9 @@ namespace DFHack
         uint32_t type; // possibly an enum, decides what vectors to use for imagery
         // 20
         uint32_t subtype_idx; // index in a vector kind of deal related to previous value
+        // 24
+        uint32_t unknown1;
+        // 28 = length
     };
     /**
      * structure for holding a DF engraving
diff --git a/tools/examples/engravingdump.cpp b/tools/examples/engravingdump.cpp
index 1b003bbc7..54dcda1cf 100644
--- a/tools/examples/engravingdump.cpp
+++ b/tools/examples/engravingdump.cpp
@@ -51,7 +51,7 @@ int main (int numargs, const char ** args)
                 printf("Engraving %d/%d/%d @ 0x%x\n", data.x, data.y, data.z, engraved.origin);
                 // inorganic stuff - we can recognize that
                 printf("type %d, index %d, character %c\n",data.type, data.subtype_idx, data.display_character);
-                hexdump(DF,engraved.origin,2);
+                hexdump(DF,engraved.origin,3);
             }
         }
     }