diff --git a/fdroidserver/lint.py b/fdroidserver/lint.py
index 36bc1083..13608c62 100644
--- a/fdroidserver/lint.py
+++ b/fdroidserver/lint.py
@@ -137,7 +137,15 @@ http_checks = (
     ]
 )
 
+require_https = [
+    (
+        re.compile(r'^(?!https://)[^/]+'),
+        _("URL must start with https://"),
+    )
+]
+
 regex_checks = {
+    'Binaries': http_url_shorteners + require_https,
     'WebSite': http_checks,
     'SourceCode': http_checks,
     'UpdateCheckMode': https_enforcings,
@@ -505,6 +513,11 @@ def check_builds(app):
         for key in build.keys():
             if key not in supported_flags:
                 yield _('%s is not an accepted build field') % key
+        v = build.get('binary')
+        if v:
+            for m, r in http_url_shorteners + require_https:
+                if m.match(v):
+                    yield f":{build.versionCode} 'binary: {v}' {r}"
 
 
 def check_files_dir(app):
diff --git a/tests/test_lint.py b/tests/test_lint.py
index 2aad65d7..63e11215 100755
--- a/tests/test_lint.py
+++ b/tests/test_lint.py
@@ -177,6 +177,77 @@ class LintTest(SetUpTearDownMixin, unittest.TestCase):
                 logging.debug(warn)
             self.assertTrue(anywarns, f"{url} does not fail lint!")
 
+    def test_check_regexes_binaries(self):
+        app = fdroidserver.metadata.App()
+        app.Binaries = 'https://example.com/%v.apk'
+        for warn in fdroidserver.lint.check_regexes(app):
+            self.fail()
+
+    def test_check_regexes_binaries_http(self):
+        app = fdroidserver.metadata.App()
+        app.Binaries = 'http://example.com/%v.apk'
+        for warn in fdroidserver.lint.check_regexes(app):
+            self.assertIn('https://', warn)
+            anywarns = True
+        self.assertTrue(anywarns)
+
+    def test_check_regexes_binaries_shortener(self):
+        app = fdroidserver.metadata.App()
+        app.Binaries = 'https://bit.ly/%v.apk'
+        for warn in fdroidserver.lint.check_regexes(app):
+            self.assertIn('bit.ly', warn)
+            anywarns = True
+        self.assertTrue(anywarns)
+
+    def test_check_regexes_binaries_both(self):
+        app = fdroidserver.metadata.App()
+        app.Binaries = 'http://bit.ly/%v.apk'
+        warns = list(fdroidserver.lint.check_regexes(app))
+        for warn in warns:
+            self.assertIn('bit.ly', warn)
+        self.assertEqual(2, len(warns))
+
+    def test_check_regexes_binary(self):
+        app = fdroidserver.metadata.App()
+        build = fdroidserver.metadata.Build()
+        build.binary = 'https://example.com/%v.apk'
+        app['Builds'] = [build]
+        for warn in fdroidserver.lint.check_builds(app):
+            self.fail()
+
+    def test_check_regexes_binary_http(self):
+        app = fdroidserver.metadata.App()
+        build = fdroidserver.metadata.Build()
+        build.binary = 'http://example.com/%v.apk'
+        build.versionCode = 123
+        app['Builds'] = [build]
+        for warn in fdroidserver.lint.check_builds(app):
+            self.assertIn('https://', warn)
+            anywarns = True
+        self.assertTrue(anywarns)
+
+    def test_check_regexes_binary_shortener(self):
+        app = fdroidserver.metadata.App()
+        build = fdroidserver.metadata.Build()
+        build.binary = 'https://bit.ly/%v.apk'
+        build.versionCode = 123
+        app['Builds'] = [build]
+        for warn in fdroidserver.lint.check_builds(app):
+            self.assertIn('bit.ly', warn)
+            anywarns = True
+        self.assertTrue(anywarns)
+
+    def test_check_regexes_binary_both(self):
+        app = fdroidserver.metadata.App()
+        build = fdroidserver.metadata.Build()
+        build.binary = 'http://bit.ly/%v.apk'
+        build.versionCode = 123
+        app['Builds'] = [build]
+        warns = list(fdroidserver.lint.check_builds(app))
+        for warn in warns:
+            self.assertIn('bit.ly', warn)
+        self.assertEqual(2, len(warns))
+
     def test_check_app_field_types(self):
         config = dict()
         fdroidserver.common.fill_config_defaults(config)