diff --git a/crates/jlabel-question/src/parse_position.rs b/crates/jlabel-question/src/parse_position.rs
index cd4f5fc..19270c9 100644
--- a/crates/jlabel-question/src/parse_position.rs
+++ b/crates/jlabel-question/src/parse_position.rs
@@ -27,6 +27,9 @@ pub enum PositionError {
     /// The suffix (string after the range section) conflicts with the estimated position.
     #[error("Suffix has unknown sequence")]
     SuffixVerifyError,
+    /// An asterisk(s) was found in the range section. This implies the pattern matches across multiple fields.
+    #[error("Asterisk is not allowed in range section")]
+    AsteriskInRange,
     /// Range section is empty. This pattern does not match any label.
     #[error("Range is empty")]
     EmptyRange,
@@ -153,6 +156,9 @@ impl<'a> PositionSplit<'a> {
         if self.range.is_empty() {
             return Err(PositionError::EmptyRange);
         }
+        if self.range.contains('*') {
+            return Err(PositionError::AsteriskInRange);
+        }
         Ok(self.range)
     }
 }
@@ -352,6 +358,11 @@ mod tests {
             Err(PositionError::SuffixVerifyError)
         );
 
+        assert_eq!(
+            estimate_position("*/A:0+*/B:+*"),
+            Err(PositionError::AsteriskInRange)
+        );
+
         assert_eq!(
             estimate_position("*/B :0+*"),
             Err(PositionError::NoMatchingPosition)
diff --git a/crates/jlabel-question/src/tests.rs b/crates/jlabel-question/src/tests.rs
index 984d377..f742ffa 100644
--- a/crates/jlabel-question/src/tests.rs
+++ b/crates/jlabel-question/src/tests.rs
@@ -86,6 +86,14 @@ fn parse_question_err() {
         AllQuestion::parse(&["*/A:0/B:*"]),
         Err(InvalidPosition(SuffixVerifyError))
     );
+    assert_eq!(
+        AllQuestion::parse(&["*^k-o+*"]),
+        Err(InvalidPosition(SuffixVerifyError))
+    );
+    assert_eq!(
+        AllQuestion::parse(&["*-N+*+1+*"]),
+        Err(InvalidPosition(AsteriskInRange))
+    );
 }
 
 #[test]