diff --git a/sudo_pair/Cargo.toml b/sudo_pair/Cargo.toml
index 694e701..ebbe086 100644
--- a/sudo_pair/Cargo.toml
+++ b/sudo_pair/Cargo.toml
@@ -31,4 +31,4 @@ slog        = '2.5'
 sudo_plugin = { version = '1.2', path = '../sudo_plugin' }
 
 slog-journald = { version = '2.1',  optional = true }
-slog-syslog   = { version = '0.12.0', optional = true }
+slog-syslog   = { version = '0.13.0', optional = true }