diff --git a/src/doc/builtinplugins.rst b/src/doc/builtinplugins.rst
index dfe1b4b00e..071a7a5075 100644
--- a/src/doc/builtinplugins.rst
+++ b/src/doc/builtinplugins.rst
@@ -42,10 +42,10 @@ tiles.
      - The compression of the BMP file (``"rle4"`` or ``"rle8"``, if
        RLE compression is used).
    * - ``XResolution``
-     - float
+     - int
      - hres
    * - ``YResolution``
-     - float
+     - int
      - vres
    * - ``ResolutionUnit``
      - string