diff --git a/pysam/libcalignedsegment.pyi b/pysam/libcalignedsegment.pyi
index 66da76ed5..ea41f312f 100644
--- a/pysam/libcalignedsegment.pyi
+++ b/pysam/libcalignedsegment.pyi
@@ -135,22 +135,22 @@ class AlignedSegment:
     def get_forward_qualities(self) -> Optional[array]: ...
 
     @overload
-    def get_aligned_pairs(self, matches_only: Literal[True], with_seq: Literal[False] = ..., with_cigar: Literal[False] = ...) -> List[Tuple[int, int]]: ...
+    def get_aligned_pairs(self, matches_only: Literal[True] = ..., with_seq: Literal[False] = ..., with_cigar: Literal[False] = ...) -> List[Tuple[int, int]]: ...
     @overload
-    def get_aligned_pairs(self, matches_only: Literal[True], with_seq: Literal[False], with_cigar: Literal[True]) -> List[Tuple[int, int, CIGAR_OPS]]: ...
+    def get_aligned_pairs(self, matches_only: Literal[True] = ..., with_seq: Literal[False] = ..., with_cigar: Literal[True] = ...) -> List[Tuple[int, int, CIGAR_OPS]]: ...
     @overload
-    def get_aligned_pairs(self, matches_only: Literal[True], with_seq: Literal[True], with_cigar: Literal[False] = ...) -> List[Tuple[int, int, str]]: ...
+    def get_aligned_pairs(self, matches_only: Literal[True] = ..., with_seq: Literal[True] = ..., with_cigar: Literal[False] = ...) -> List[Tuple[int, int, str]]: ...
     @overload
-    def get_aligned_pairs(self, matches_only: Literal[True], with_seq: Literal[True], with_cigar: Literal[True]) -> List[Tuple[int, int, str, CIGAR_OPS]]: ...
+    def get_aligned_pairs(self, matches_only: Literal[True] = ..., with_seq: Literal[True] = ..., with_cigar: Literal[True] = ...) -> List[Tuple[int, int, str, CIGAR_OPS]]: ...
 
     @overload
-    def get_aligned_pairs(self, matches_only: bool = ..., with_seq: Literal[False] = ..., with_cigar: Literal[False] = ...) -> List[Tuple[Optional[int], Optional[int]]]: ...
+    def get_aligned_pairs(self, matches_only: Literal[False] = ..., with_seq: Literal[False] = ..., with_cigar: Literal[False] = ...) -> List[Tuple[Optional[int], Optional[int]]]: ...
     @overload
-    def get_aligned_pairs(self, matches_only: bool, with_seq: Literal[False], with_cigar: Literal[True]) -> List[Tuple[Optional[int], Optional[int], CIGAR_OPS]]: ...
+    def get_aligned_pairs(self, matches_only: Literal[False] = ..., with_seq: Literal[False] = ..., with_cigar: Literal[True] = ...) -> List[Tuple[Optional[int], Optional[int], CIGAR_OPS]]: ...
     @overload
-    def get_aligned_pairs(self, matches_only: bool, with_seq: Literal[True], with_cigar: Literal[False] = ...) -> List[Tuple[Optional[int], Optional[int], Optional[str]]]: ...
+    def get_aligned_pairs(self, matches_only: Literal[False] = ..., with_seq: Literal[True] = ..., with_cigar: Literal[False] = ...) -> List[Tuple[Optional[int], Optional[int], Optional[str]]]: ...
     @overload
-    def get_aligned_pairs(self, matches_only: bool, with_seq: Literal[True], with_cigar: Literal[True]) -> List[Tuple[Optional[int], Optional[int], Optional[str], CIGAR_OPS]]: ...
+    def get_aligned_pairs(self, matches_only: Literal[False] = ..., with_seq: Literal[True] = ..., with_cigar: Literal[True] = ...) -> List[Tuple[Optional[int], Optional[int], Optional[str], CIGAR_OPS]]: ...
 
     @overload
     def get_aligned_pairs(self, matches_only: bool = ..., with_seq: bool = ..., with_cigar: bool = ...) -> List[Tuple]: ...