diff --git a/csrc/flash_attn/src/.DS_Store b/csrc/flash_attn/src/.DS_Store
deleted file mode 100644
index 5008ddfcf..000000000
Binary files a/csrc/flash_attn/src/.DS_Store and /dev/null differ
diff --git a/csrc/flash_attn/src/fmha_bwd_hdim128.cu b/csrc/flash_attn/src/fmha_bwd_hdim128.cu
index 98c6d1051..0d17324f3 100644
--- a/csrc/flash_attn/src/fmha_bwd_hdim128.cu
+++ b/csrc/flash_attn/src/fmha_bwd_hdim128.cu
@@ -1,6 +1,6 @@
 // Copyright (c) 2022, Tri Dao.
 
-// Splitting the different head dimentions to different files to speed up compilation.
+// Splitting the different head dimensions to different files to speed up compilation.
 
 #include "fmha_bwd_launch_template.h"
 
diff --git a/csrc/flash_attn/src/fmha_bwd_hdim32.cu b/csrc/flash_attn/src/fmha_bwd_hdim32.cu
index 136fbcfd9..eafec98c0 100644
--- a/csrc/flash_attn/src/fmha_bwd_hdim32.cu
+++ b/csrc/flash_attn/src/fmha_bwd_hdim32.cu
@@ -1,6 +1,6 @@
 // Copyright (c) 2022, Tri Dao.
 
-// Splitting the different head dimentions to different files to speed up compilation.
+// Splitting the different head dimensions to different files to speed up compilation.
 
 #include "fmha_bwd_launch_template.h"
 
diff --git a/csrc/flash_attn/src/fmha_bwd_hdim64.cu b/csrc/flash_attn/src/fmha_bwd_hdim64.cu
index fd1ce9f38..faa7595dc 100644
--- a/csrc/flash_attn/src/fmha_bwd_hdim64.cu
+++ b/csrc/flash_attn/src/fmha_bwd_hdim64.cu
@@ -1,6 +1,6 @@
 // Copyright (c) 2022, Tri Dao.
 
-// Splitting the different head dimentions to different files to speed up compilation.
+// Splitting the different head dimensions to different files to speed up compilation.
 
 #include "fmha_bwd_launch_template.h"
 
diff --git a/csrc/flash_attn/src/fmha_fwd_hdim128.cu b/csrc/flash_attn/src/fmha_fwd_hdim128.cu
index fd927a364..b43431014 100644
--- a/csrc/flash_attn/src/fmha_fwd_hdim128.cu
+++ b/csrc/flash_attn/src/fmha_fwd_hdim128.cu
@@ -1,6 +1,6 @@
 // Copyright (c) 2022, Tri Dao.
 
-// Splitting the different head dimentions to different files to speed up compilation.
+// Splitting the different head dimensions to different files to speed up compilation.
 
 #include "fmha_fwd_launch_template.h"
 
diff --git a/csrc/flash_attn/src/fmha_fwd_hdim32.cu b/csrc/flash_attn/src/fmha_fwd_hdim32.cu
index 7c159ac7a..b59a6a7c0 100644
--- a/csrc/flash_attn/src/fmha_fwd_hdim32.cu
+++ b/csrc/flash_attn/src/fmha_fwd_hdim32.cu
@@ -1,6 +1,6 @@
 // Copyright (c) 2022, Tri Dao.
 
-// Splitting the different head dimentions to different files to speed up compilation.
+// Splitting the different head dimensions to different files to speed up compilation.
 
 #include "fmha_fwd_launch_template.h"
 
diff --git a/csrc/flash_attn/src/fmha_fwd_hdim64.cu b/csrc/flash_attn/src/fmha_fwd_hdim64.cu
index 10e202e8b..15e87976c 100644
--- a/csrc/flash_attn/src/fmha_fwd_hdim64.cu
+++ b/csrc/flash_attn/src/fmha_fwd_hdim64.cu
@@ -1,6 +1,6 @@
 // Copyright (c) 2022, Tri Dao.
 
-// Splitting the different head dimentions to different files to speed up compilation.
+// Splitting the different head dimensions to different files to speed up compilation.
 
 #include "fmha_fwd_launch_template.h"