diff --git a/Cargo.toml b/Cargo.toml
index c7cce52..50c0c44 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -2,7 +2,7 @@
 name = "integer-sqrt"
 description = """
 An implementation of integer square root algorithm for primitive rust types"""
-version = "0.1.4"
+version = "0.1.5"
 authors = ["Richard Dodd <richard.o.dodd@gmail.com>", "Joseph Richey", "Sergei Shulepov"]
 include = ["src/**/*.rs", "Cargo.toml"]
 repository = "https://github.com/derekdreery/integer-sqrt-rs"
@@ -12,4 +12,4 @@ categories = ["algorithms", "no-std"]
 license = "Apache-2.0/MIT"
 
 [dependencies]
-num-traits = "0.2"
+num-traits = { version = "0.2", default-features = false }