diff --git a/VERSION b/VERSION
index c27a65ceb..2e60e7919 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-0.0.1.dev9
\ No newline at end of file
+0.0.1.dev10
\ No newline at end of file
diff --git a/python/bitblas/__init__.py b/python/bitblas/__init__.py
index df2c63199..8100da00f 100644
--- a/python/bitblas/__init__.py
+++ b/python/bitblas/__init__.py
@@ -81,4 +81,4 @@ def _init_logger():
 
 _init_logger()
 
-__version__ = "0.0.1.dev9"
+__version__ = "0.0.1.dev10"
diff --git a/python/bitblas/gpu/gemv.py b/python/bitblas/gpu/gemv.py
index 7a2880ed1..7b08179d3 100644
--- a/python/bitblas/gpu/gemv.py
+++ b/python/bitblas/gpu/gemv.py
@@ -775,7 +775,8 @@ def apply_config(  # pylint: disable=too-many-locals,missing-docstring
             return None
 
         block_info = block_infos[0]
-        if len(block_info.iters) not in [2, 3]:
+        if len(block_info.iters) not in [2, 3, 4]:
+            # either [SK, B, S, R] = [SK, B, S, R] * [SK, B, R]
             # either [B, S, R] = [B, S, R] * [B, R]
             # or [S, R] = [S, R] * [R]
             return None
diff --git a/python/bitblas/gpu/gemv_dequantize.py b/python/bitblas/gpu/gemv_dequantize.py
index 47e4bf42c..5a6405f52 100644
--- a/python/bitblas/gpu/gemv_dequantize.py
+++ b/python/bitblas/gpu/gemv_dequantize.py
@@ -110,6 +110,11 @@ def get_vectorize_factor(target_format):
         if len(sch.get_loops(block_b)) == 3:
             i = sch.get_loops(block_b)[0]
             sch.bind(i, "blockIdx.z")
+        elif len(sch.get_loops(block_b)) == 4:
+            # splitk case
+            sk, i = sch.get_loops(block_b)[:2]
+            sch.bind(sk, "blockIdx.y")
+            sch.bind(i, "blockIdx.z")
 
         # get target dequantize buffer's idx
         def get_idx(weight_decode_info: Dict):
@@ -274,6 +279,14 @@ def get_vectorize_factor(target_format):
         if len(sch.get_loops(block_b)) == 3:
             i = sch.get_loops(block_b)[0]
             sch.bind(i, "blockIdx.z")
+        elif len(sch.get_loops(block_b)) == 4:
+            # splitk case
+            sk, i = sch.get_loops(block_b)[:2]
+            sch.bind(sk, "blockIdx.y")
+            sch.bind(i, "blockIdx.z")
+            assert len(config.thread) == 2, "SplitK only support 2D thread config"
+            num_warps = int(num_warps // config.thread[0])
+
 
         # get target dequantize buffer's idx
         def get_idx(weight_decode_info: Dict):