diff --git a/easybuild/easyconfigs/p/PyQt5/PyQt5-5.15.7-GCCcore-12.2.0.eb b/easybuild/easyconfigs/p/PyQt5/PyQt5-5.15.7-GCCcore-12.2.0.eb
index a2e634ed08a..0987fcacdf5 100644
--- a/easybuild/easyconfigs/p/PyQt5/PyQt5-5.15.7-GCCcore-12.2.0.eb
+++ b/easybuild/easyconfigs/p/PyQt5/PyQt5-5.15.7-GCCcore-12.2.0.eb
@@ -55,20 +55,25 @@ components = [
         'use_pip': True,
         'options': {'modulename': 'PyQt5.sip'},
         'patches': ['PyQt5-5.15.7_sip-5.5.0_add_py_ssize_t_clean.patch'],
-        'preinstallopts': local_sip_rebuildparser  # req. for PyQt5-5.15.7_sip-5.5.0_add_py_ssize_t_clean.patch
-
+        'preinstallopts': local_sip_rebuildparser,  # req. for PyQt5-5.15.7_sip-5.5.0_add_py_ssize_t_clean.patch
+        'checksums': [
+            '5d024c419b30fea8a6de8c71a560c7ab0bc3c221fbfb14d55a5b865bd58eaac5',
+            'f828b1cf81e8bfea676f7aa1e428102aade5acf520aedd85e7de08b0b2226a5d'
+        ],
     }),
     ('PyQt-builder', '1.11.0', {
         'source_urls': [PYPI_SOURCE],
         'sources': [SOURCE_TAR_GZ],
         'start_dir': 'PyQt-builder-%(version)s',
         'use_pip': True,
+        'checksums': ['40f6df88c00e6aa9ac9a8bc5688f9fe2a4bd56c06cdb0a0b00ce8955ec34ffe5'],
     }),
     ('PyQt5_sip', '12.11.0', {
         'source_urls': [PYPI_SOURCE],
         'sources': [SOURCE_TAR_GZ],
         'start_dir': 'PyQt5_sip-%(version)s',
         'use_pip': True,
+        'checksums': ['b4710fd85b57edef716cc55fae45bfd5bfac6fc7ba91036f1dcc3f331ca0eb39'],
     }),
     (name, version, {
         'source_urls': [PYPI_SOURCE],
@@ -76,7 +81,8 @@ components = [
         'easyblock': 'ConfigureMakePythonPackage',
         'start_dir': '%(name)s-%(version)s',
         'preconfigopts': local_setup_env,
-        'configopts': local_pyqt_configopts
+        'configopts': local_pyqt_configopts,
+        'checksums': ['755121a52b3a08cb07275c10ebb96576d36e320e572591db16cfdbc558101594'],
     }),
     ('PyQtWebEngine', '5.15.6', {
         'source_urls': [PYPI_SOURCE],
@@ -86,19 +92,10 @@ components = [
         'preconfigopts': local_setup_env,
         'configopts': local_pyqtweb_configopts,
         'options': {'modulename': 'PyQt5.QtWebEngine'},
+        'checksums': ['ae241ef2a61c782939c58b52c2aea53ad99b30f3934c8358d5e0a6ebb3fd0721'],
     }),
 ]
 
-checksums = [{
-    'sip-5.5.0.tar.gz': '5d024c419b30fea8a6de8c71a560c7ab0bc3c221fbfb14d55a5b865bd58eaac5',
-    'PyQt-builder-1.11.0.tar.gz': '40f6df88c00e6aa9ac9a8bc5688f9fe2a4bd56c06cdb0a0b00ce8955ec34ffe5',
-    'PyQt5_sip-12.11.0.tar.gz': 'b4710fd85b57edef716cc55fae45bfd5bfac6fc7ba91036f1dcc3f331ca0eb39',
-    'PyQt5-5.15.7.tar.gz': '755121a52b3a08cb07275c10ebb96576d36e320e572591db16cfdbc558101594',
-    'PyQtWebEngine-5.15.6.tar.gz': 'ae241ef2a61c782939c58b52c2aea53ad99b30f3934c8358d5e0a6ebb3fd0721',
-    'PyQt5-5.15.7_sip-5.5.0_add_py_ssize_t_clean.patch':
-    'f828b1cf81e8bfea676f7aa1e428102aade5acf520aedd85e7de08b0b2226a5d',
-}]
-
 sanity_check_paths = {
     'files': ['bin/%s' % x for x in [
         'pyrcc5', 'pyuic5', 'pylupdate5', 'pyqt-bundle', 'sip-build', 'sip-install', 'sip5']],