diff --git a/TTA-OTTA.md b/TTA-OTTA.md
index be2518b..0047ee8 100644
--- a/TTA-OTTA.md
+++ b/TTA-OTTA.md
@@ -621,7 +621,9 @@ vision-language models through dynamic embedding updates** [[PDF]](https://arxiv
 
 - `DPCore` [Zhang et al., Proc. ICML 2025] **DPCore: Dynamic prompt coreset for continual test-time adaptation** [[PDF]](https://arxiv.org/abs/2406.10737) [[G-Scholar]](https://scholar.google.com/scholar?cluster=15485063974376049341&hl=en) [[CODE]](https://github.com/zybeich/DPCore)
 
-  ~~[Zhang et al., arXiv 2024] **Dynamic domains, dynamic solutions: DPCore for continual test-time adaptation** [[PDF]](https://arxiv.org/abs/2406.10737) [[G-Scholar]](https://scholar.google.com/scholar?cluster=15485063974376049341&hl=en) [[CODE]](https://github.com/zybeich/DPCore)~~
+  ~~[Zhang et al., arXiv 2024] **Dynamic domains, dynamic solutions: DPCore for continual test-time adaptation** [[PDF]](https://arxiv.org/abs/2406.10737) [[G-Scholar]](https://scholar.google.com/scholar?cluster=15485063974376049341&hl=en) [[CODE]](https://github.com/zybeich/DPCore)~~)
+
+- `BiTTA` [Lee et al., Proc. ICML 2025] **Test-Time Adaptation with Binary Feedback** [[PDF]](https://arxiv.org/abs/2505.18514) [[G-Scholar]](https://scholar.google.com/scholar?cluster=4803615189430113743&hl=en) [[CODE]](https://github.com/taeckyung/BiTTA)
 
 - `SURGEON` [Ma et al., Proc. CVPR 2025] **SURGEON: Memory-adaptive fully test-time adaptation via dynamic activation sparsity** [[PDF]](https://arxiv.org/abs/2503.20354) [[G-Scholar]](https://scholar.google.com/scholar?cluster=5585816655006700047&hl=en) [[CODE--]](https://github.com/kadmkbl/SURGEON)
 
@@ -997,4 +999,4 @@ adaptation of vision-language models against image corruption** [[PDF]](https://
 
 - `DoSAPP` [Singh et al., arXiv 2024] **Controlling forgetting with test-time data in continual learning** [[PDF]](https://arxiv.org/abs/2406.13653) [[G-Scholar]](https://scholar.google.com/scholar?cluster=17428328598948098764&hl=en)
 
-- `...` [Ji et al., arXiv 2025] **Test-time computing: from system-1 thinking to system-2 thinking** [[PDF]](https://arxiv.org/abs/2501.02497) [[G-Scholar]](https://scholar.google.com/scholar?cluster=7795110307479951014&hl=en)
\ No newline at end of file
+- `...` [Ji et al., arXiv 2025] **Test-time computing: from system-1 thinking to system-2 thinking** [[PDF]](https://arxiv.org/abs/2501.02497) [[G-Scholar]](https://scholar.google.com/scholar?cluster=7795110307479951014&hl=en)