diff --git a/easybuild/easyconfigs/l/libglvnd/libglvnd-1.7.0-GCCcore-14.3.0.eb b/easybuild/easyconfigs/l/libglvnd/libglvnd-1.7.0-GCCcore-14.3.0.eb
new file mode 100644
index 000000000000..ee8263698228
--- /dev/null
+++ b/easybuild/easyconfigs/l/libglvnd/libglvnd-1.7.0-GCCcore-14.3.0.eb
@@ -0,0 +1,34 @@
+easyblock = 'MesonNinja'
+
+name = 'libglvnd'
+version = '1.7.0'
+
+homepage = 'https://gitlab.freedesktop.org/glvnd/libglvnd'
+description = "libglvnd is a vendor-neutral dispatch layer for arbitrating OpenGL API calls between multiple vendors."
+
+toolchain = {'name': 'GCCcore', 'version': '14.3.0'}
+
+source_urls = ['https://gitlab.freedesktop.org/glvnd/libglvnd/-/archive/v%(version)s/']
+sources = ['libglvnd-v%(version)s.tar.gz']
+checksums = ['2b6e15b06aafb4c0b6e2348124808cbd9b291c647299eaaba2e3202f51ff2f3d']
+
+builddependencies = [
+    ('binutils', '2.44'),
+    ('pkgconf', '2.4.3'),
+    ('Meson', '1.8.2'),
+    ('Ninja', '1.13.0'),
+]
+
+dependencies = [('X11', '20250608')]
+
+# Let EGL find system-installed vendor files in /etc/glvnd/egl_vendor.d etc.
+modextrapaths = {
+    "__EGL_VENDOR_LIBRARY_DIRS": ['/etc/glvnd/egl_vendor.d', '/usr/share/glvnd/egl_vendor.d'],
+}
+
+sanity_check_paths = {
+    'files': ['lib/lib%s.%s' % (x, SHLIB_EXT) for x in ['EGL', 'GL', 'GLX', 'OpenGL']],
+    'dirs': ['include/%s' % x for x in ['EGL', 'GL', 'GLES', 'GLES2', 'GLES3', 'glvnd', 'KHR']] + ['lib/pkgconfig'],
+}
+
+moduleclass = 'lib'
diff --git a/easybuild/easyconfigs/p/PyQt6/PyQt6-6.9.1-GCCcore-14.2.0.eb b/easybuild/easyconfigs/p/PyQt6/PyQt6-6.9.1-GCCcore-14.2.0.eb
index d5188ef33fa8..acc945dd3591 100644
--- a/easybuild/easyconfigs/p/PyQt6/PyQt6-6.9.1-GCCcore-14.2.0.eb
+++ b/easybuild/easyconfigs/p/PyQt6/PyQt6-6.9.1-GCCcore-14.2.0.eb
@@ -19,6 +19,7 @@ builddependencies = [
 dependencies = [
     ('Python', '3.13.1'),
     ('Qt6', '6.9.3'),
+    ('libglvnd', '1.7.0'),
 ]
 local_sipdir = '%(installdir)s/share/sip'
 
diff --git a/easybuild/easyconfigs/p/PyQt6/PyQt6-6.9.1-GCCcore-14.3.0.eb b/easybuild/easyconfigs/p/PyQt6/PyQt6-6.9.1-GCCcore-14.3.0.eb
index 6a51e4fb1e23..64161c117915 100644
--- a/easybuild/easyconfigs/p/PyQt6/PyQt6-6.9.1-GCCcore-14.3.0.eb
+++ b/easybuild/easyconfigs/p/PyQt6/PyQt6-6.9.1-GCCcore-14.3.0.eb
@@ -19,6 +19,7 @@ builddependencies = [
 dependencies = [
     ('Python', '3.13.5'),
     ('Qt6', '6.9.3'),
+    ('libglvnd', '1.7.0'),
 ]
 local_sipdir = '%(installdir)s/share/sip'