diff --git a/doc/texinfo/gmsh.texi b/doc/texinfo/gmsh.texi
index aa73dc55d2476f2078f6d4fb956b4fb30faf4bdf..9bca17645de98a16afd4e2f980f1e685c12e7b06 100644
--- a/doc/texinfo/gmsh.texi
+++ b/doc/texinfo/gmsh.texi
@@ -4782,17 +4782,17 @@ $Entities
   curveTag(int) minX(double) minY(double) minZ(double)
     maxX(double) maxY(double) maxZ(double)
     numPhysicalTags(size_t) physicalTag(int) ...
-    numBoundingPoints(size_t) pointTag(int) ...
+    numBoundingPoints(size_t) pointTag(int; sign encodes orientation) ...
   ...
   surfaceTag(int) minX(double) minY(double) minZ(double)
     maxX(double) maxY(double) maxZ(double)
     numPhysicalTags(size_t) physicalTag(int) ...
-    numBoundingCurves(size_t) curveTag(int) ...
+    numBoundingCurves(size_t) curveTag(int; sign encodes orientation) ...
   ...
   volumeTag(int) minX(double) minY(double) minZ(double)
     maxX(double) maxY(double) maxZ(double)
     numPhysicalTags(size_t) physicalTag(int) ...
-    numBoundngSurfaces(size_t) surfaceTag(int) ...
+    numBoundngSurfaces(size_t) surfaceTag(int; sign encodes orientation) ...
   ...
 $EndEntities