diff --git a/base/rational.jl b/base/rational.jl
index 8524b35e29467..0b27ce9af4a34 100644
--- a/base/rational.jl
+++ b/base/rational.jl
@@ -564,13 +564,13 @@ end
 
 float(::Type{Rational{T}}) where {T<:Integer} = float(T)
 
-function gcd(x::Rational, y::Rational) 
+function gcd(x::Rational, y::Rational)
     if ((isinf(x) && !isinf(y)) || (!isinf(x)) && isinf(y))
         throw(ArgumentError("gcd is undefined for one infinite and one finite argument"))
     end
     return unsafe_rational(gcd(x.num, y.num), lcm(x.den, y.den))
 end
-function lcm(x::Rational, y::Rational) 
+function lcm(x::Rational, y::Rational)
     if (isinf(x) && !isinf(y)) || (!isinf(x) && isinf(y))
         throw(ArgumentError("lcm is undefined for one infinite and one finite argument"))
     end