diff --git a/src/sign_workflow/signer.py b/src/sign_workflow/signer.py
index d2e51ff750..eb061ed1f3 100644
--- a/src/sign_workflow/signer.py
+++ b/src/sign_workflow/signer.py
@@ -18,7 +18,7 @@
 
 
 class Signer:
-    ACCEPTED_FILE_TYPES = [".zip", ".jar", ".war", ".pom", ".module", ".tar.gz", ".whl"]
+    ACCEPTED_FILE_TYPES = [".zip", ".jar", ".war", ".pom", ".module", ".tar.gz", ".whl", ".crate"]
 
     def __init__(self):
         self.git_repo = GitRepository(self.get_repo_url(), "HEAD", working_subdirectory="src")
diff --git a/tests/tests_sign_workflow/test_signer.py b/tests/tests_sign_workflow/test_signer.py
index bba2086e59..c22427700d 100644
--- a/tests/tests_sign_workflow/test_signer.py
+++ b/tests/tests_sign_workflow/test_signer.py
@@ -45,7 +45,8 @@ def test_accepted_file_types_sig(self, git_repo):
             "the-tar.tar.gz",
             "random-file.txt",
             "something-1.0.0.0.jar",
-            "opensearch_sql_cli-1.0.0-py3-none-any.whl"
+            "opensearch_sql_cli-1.0.0-py3-none-any.whl",
+            "cratefile.crate"
         ]
         expected = [
             call(os.path.join("path", "the-jar.jar"), ".sig"),
@@ -56,6 +57,7 @@ def test_accepted_file_types_sig(self, git_repo):
             call(os.path.join("path", "the-tar.tar.gz"), ".sig"),
             call(os.path.join("path", "something-1.0.0.0.jar"), ".sig"),
             call(os.path.join("path", "opensearch_sql_cli-1.0.0-py3-none-any.whl"), ".sig"),
+            call(os.path.join("path", "cratefile.crate"), ".sig")
         ]
         signer = Signer()
         signer.sign = MagicMock()