diff --git a/BUILD b/BUILD
index d26594a..aa172c4 100644
--- a/BUILD
+++ b/BUILD
@@ -64,7 +64,7 @@
     bundle_id = "com.google.Tulsi",
     bundle_name = "Tulsi",
     infoplists = [":Info.plist"],
-    minimum_os_version = "10.12",
+    minimum_os_version = "10.13",
     strings = [":strings"],
     version = ":AppVersion",
     deps = [
diff --git a/src/tools/bazel_cache_reader/BUILD b/src/tools/bazel_cache_reader/BUILD
index ab73d3d..cd79428 100644
--- a/src/tools/bazel_cache_reader/BUILD
+++ b/src/tools/bazel_cache_reader/BUILD
@@ -14,6 +14,6 @@
 
 macos_command_line_application(
     name = "bazel_cache_reader",
-    minimum_os_version = "10.12",
+    minimum_os_version = "10.13",
     deps = [":bazel_cache_reader_lib"],
 )