diff --git a/tests/plugins/test_grammar.py b/tests/plugins/test_grammar.py
index 03c328a1..89704e80 100644
--- a/tests/plugins/test_grammar.py
+++ b/tests/plugins/test_grammar.py
@@ -453,3 +453,24 @@ def test_grammar_fp3(self):
         results = list(plugin.run())
 
         self.assertEqual(len(results), 0)
+
+    def test_grammar_fp4(self):
+        nasl_file = Path(__file__).parent / "test.nasl"
+        content = (
+            '  script_tag(name:"cvss_base", value:"4.0");\n'
+            '  script_tag(name:"insight", value:"*snip*\n'
+            "  control of a remote NFS server to create a setuid root "
+            "executable on\n  the exported filesystem of the remote NFS "
+            "server.  If this filesystem\n  was mounted with the default "
+            'hosts map, it would allow the user to\n  *snip*");\n'
+            '  script_tag(name:"solution_type", value:"VendorFix");\n'
+            '  script_tag(name:"solution", value:"meh");\n'
+        )
+        fake_context = self.create_file_plugin_context(
+            nasl_file=nasl_file, file_content=content
+        )
+        plugin = CheckGrammar(fake_context)
+
+        results = list(plugin.run())
+
+        self.assertEqual(len(results), 0)
diff --git a/troubadix/plugins/grammar.py b/troubadix/plugins/grammar.py
index fa12d052..24d3632a 100644
--- a/troubadix/plugins/grammar.py
+++ b/troubadix/plugins/grammar.py
@@ -48,8 +48,12 @@
     #   catch this wrongly...
     # - Cases like "this filesystem" vs. "these filesystems" are also handled /
     #   excluded here
-    PatternCheck(r'this\s+(filesystem|allow\s+list)[\s.",]+', re.IGNORECASE),
-    PatternCheck(r'these\s+(filesystem|allow\s+list)s[\s.",]+', re.IGNORECASE),
+    PatternCheck(
+        r'this\s+(filesystem|allow\s+list)([\s.",]+|$)', re.IGNORECASE
+    ),
+    PatternCheck(
+        r'these\s+(filesystem|allow\s+list)s([\s.",]+|$)', re.IGNORECASE
+    ),
     # Like seen in e.g. 2008/freebsd/freebsd_mod_php4-twig.nasl
     PatternCheck(r'(\s+|")[Aa]\s+multiple\s+of'),
     # WITH can be used like e.g. the following which is valid: