diff --git a/Cargo.lock b/Cargo.lock
index 06cfac3f..a016b8ce 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1517,9 +1517,9 @@ dependencies = [
 
 [[package]]
 name = "rug"
-version = "1.27.0"
+version = "1.28.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4207e8d668e5b8eb574bda8322088ccd0d7782d3d03c7e8d562e82ed82bdcbc3"
+checksum = "58ad2e973fe3c3214251a840a621812a4f40468da814b1a3d6947d433c2af11f"
 dependencies = [
  "az",
  "gmp-mpfr-sys",
diff --git a/factorion-math/Cargo.toml b/factorion-math/Cargo.toml
index 6fe606a2..9d959d80 100644
--- a/factorion-math/Cargo.toml
+++ b/factorion-math/Cargo.toml
@@ -10,7 +10,7 @@ keywords = ["factorial", "termial", "math"]
 categories = ["mathematics"]
 
 [dependencies]
-rug = { version = "1.27.0", features = ["integer", "float"], default-features = false }
+rug = { version = "1.28.0", features = ["integer", "float"], default-features = false }
 gmp-mpfr-sys = "=1.6.4"
 
 [features]