diff --git a/.ci/test_blocklist_qt6.txt b/.ci/test_blocklist_qt6.txt
index 901b8ffc9673..67cea1da4bd3 100644
--- a/.ci/test_blocklist_qt6.txt
+++ b/.ci/test_blocklist_qt6.txt
@@ -44,7 +44,6 @@ PyQgsElevationProfileCanvas
 PyQgsProject
 PyQgsFloatingWidget
 PyQgsLayoutHtml
-PyQgsLineSymbolLayers
 PyQgsMapBoxGlStyleConverter
 PyQgsMemoryProvider
 PyQgsNetworkAccessManager
diff --git a/tests/src/python/test_qgslinesymbollayers.py b/tests/src/python/test_qgslinesymbollayers.py
index 0090f85e967e..88945251ecc9 100644
--- a/tests/src/python/test_qgslinesymbollayers.py
+++ b/tests/src/python/test_qgslinesymbollayers.py
@@ -12,6 +12,7 @@
 
 from qgis.PyQt.QtGui import QColor, QImage, QPainter
 from qgis.core import (
+    Qgis,
     QgsFeature,
     QgsGeometry,
     QgsLineSymbol,
@@ -34,6 +35,10 @@ class TestQgsLineSymbolLayers(QgisTestCase):
     def control_path_prefix(cls):
         return "symbol_layer"
 
+    @unittest.skipIf(
+        Qgis.geosVersionMajor() == 3 and Qgis.geosVersionMinor() >= 11,
+        "Broken upstream due to https://github.com/libgeos/geos/issues/1037",
+    )
     def testSimpleLineWithOffset(self):
         """test that rendering a simple line symbol with offset"""
         layer = QgsSimpleLineSymbolLayer(QColor(0, 0, 0))