diff --git a/CHANGES.rst b/CHANGES.rst
index 96302e7..60632a1 100644
--- a/CHANGES.rst
+++ b/CHANGES.rst
@@ -5,6 +5,7 @@ Changes
 
 Unreleased
 ==========
+- Enabled parallel builds using ``--jobs auto`` also for link checker runs
 
 2.1.3 - 2025/11/06
 ==================
diff --git a/common-build/rules.mk b/common-build/rules.mk
index df8bc81..8b4ccc9 100644
--- a/common-build/rules.mk
+++ b/common-build/rules.mk
@@ -53,7 +53,7 @@ SPHINXAUTOBUILD = $(ENV_DIR)/bin/sphinx-autobuild
 AUTOBUILD_OPTS  = --watch $(TOP_DIR) --re-ignore '^(?!.+\.(?:rst|md|mmd|html|css|js|py|conf)$$)' --open-browser --delay 0 --jobs auto
 BUILD_DIR       = $(LOCAL_DIR)/.build
 SPHINX_ARGS     = . $(BUILD_DIR)
-SPHINX_OPTS     = -W -n
+SPHINX_OPTS     = -W -n --jobs auto
 SPHINX_OPTS_CI  = --keep-going
 RST2HTML        = $(ENV_DIR)/bin/rst2html.py
 TELEMETRY_DIR   = $(LOCAL_DIR)/telemetry