diff --git a/.gitmodules b/.gitmodules
index 3761ab0da..d0d7c9b47 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -4,7 +4,3 @@
 [submodule "fastvideo-kernel/include/cutlass"]
 	path = fastvideo-kernel/include/cutlass
 	url = https://github.com/NVIDIA/cutlass.git
-
-[submodule "csrc/attn/sliding_tile_attn/tk"]
-	path = csrc/attn/sliding_tile_attn/tk
-	url = https://github.com/HazyResearch/ThunderKittens.git
\ No newline at end of file
diff --git a/DeepGEMM b/DeepGEMM
deleted file mode 160000
index c9f8b34dc..000000000
--- a/DeepGEMM
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit c9f8b34dcdacc20aa746b786f983492c51072870
diff --git a/fastvideo/DeepGEMM b/fastvideo/DeepGEMM
deleted file mode 160000
index f85ec649d..000000000
--- a/fastvideo/DeepGEMM
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit f85ec649d76846552cfd637b6c99fb9c985fd9eb