diff --git a/Cargo.toml b/Cargo.toml
index ddb6830..ffe8139 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -11,7 +11,7 @@ categories = ["command-line-interface"]
 
 [dependencies]
 cached = "0.43.0"
-fraction = { version = "0.13.1", default-features = false }
+fraction = { version = "0.15.0", default-features = false }
 lazy_static = "1.4.0"
 lru = "0.10.0"
 maplit = "1.0.2"