diff --git a/CHANGELOG b/CHANGELOG
index f052394..96ee836 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -2,6 +2,8 @@
 
 * Unit tests and test case data are no longer packaged with the wheel. [bug=2107495]
 * Fixed a bug that gave the wrong result when parsing the empty bytestring. [bug=2110492]
+* Brought the Spanish translation of the documentation up to date with
+  4.13.4. Courtesy of Carlos Romero.
 
 = 4.13.4 (20250415)
 
diff --git a/doc.es/Makefile b/doc.es/Makefile
index 8c833d2..0582168 100644
--- a/doc.es/Makefile
+++ b/doc.es/Makefile
@@ -10,7 +10,7 @@ BUILDDIR      = build
 # Internal variables.
 PAPEROPT_a4     = -D latex_paper_size=a4
 PAPEROPT_letter = -D latex_paper_size=letter
-ALLSPHINXOPTS   = -d $(BUILDDIR)/doctrees $(PAPEROPT_$(PAPER)) $(SPHINXOPTS) source
+ALLSPHINXOPTS   = -d $(BUILDDIR)/doctrees $(PAPEROPT_$(PAPER)) $(SPHINXOPTS) .
 
 .PHONY: help clean html dirhtml singlehtml pickle json htmlhelp qthelp devhelp epub latex latexpdf text man changes linkcheck doctest