diff --git a/mesonbuild/optinterpreter.py b/mesonbuild/optinterpreter.py
index d404b856e..fe2e3d14d 100644
--- a/mesonbuild/optinterpreter.py
+++ b/mesonbuild/optinterpreter.py
@@ -102,6 +102,7 @@ class OptionInterpreter:
                 raise mesonlib.MesonException.from_node(str(e), node=self.current_node)
 
     def reduce_single(self, arg: mparser.BaseNode) -> 'TYPE_var':
+        self.current_node = arg
         match arg:
             case mparser.ParenthesizedNode(inner=inner):
                 return self.reduce_single(inner)
diff --git a/test cases/failing/14 invalid option name/test.json b/test cases/failing/14 invalid option name/test.json
index 109fb6099..02c12935d 100644
--- a/test cases/failing/14 invalid option name/test.json	
+++ b/test cases/failing/14 invalid option name/test.json	
@@ -1,7 +1,7 @@
 {
   "stdout": [
     {
-      "line": "test cases/failing/14 invalid option name/meson_options.txt:1:0: ERROR: \"option\" positional argument \"1\" option names can only contain letters, numbers, and dashes"
+      "line": "test cases/failing/14 invalid option name/meson_options.txt:1:49: ERROR: \"option\" positional argument \"1\" option names can only contain letters, numbers, and dashes"
     }
   ]
 }
diff --git a/test cases/failing/55 bad option argument/test.json b/test cases/failing/55 bad option argument/test.json
index 3555491b7..b50bb4890 100644
--- a/test cases/failing/55 bad option argument/test.json	
+++ b/test cases/failing/55 bad option argument/test.json	
@@ -1,7 +1,7 @@
 {
   "stdout": [
     {
-      "line": "test cases/failing/55 bad option argument/meson_options.txt:1:0: ERROR: \"string option\" got unknown keyword arguments \"value_\" (did you mean \"value\"?)."
+      "line": "test cases/failing/55 bad option argument/meson_options.txt:1:41: ERROR: \"string option\" got unknown keyword arguments \"value_\" (did you mean \"value\"?)."
     }
   ]
 }