diff --git a/git-splits b/git-splits
index 7c7660a..e658eff 100755
--- a/git-splits
+++ b/git-splits
@@ -49,6 +49,10 @@ case "${OSTYPE}" in
         grep='grep'
         xargs='xargs'
         ;;
+    msys)
+        grep='grep'
+        xargs='xargs'
+        ;;
     *)
         echo 'ERROR'
         echo "unsupported operating system: ${OSTYPE}"
@@ -154,4 +158,4 @@ git filter-branch \
         | '"${xargs}"' -0 -r git rm --cached -r
     ' \
     -- \
-    "${branch_name}"
\ No newline at end of file
+    "${branch_name}"