diff --git a/stdlib/LinearAlgebra/src/blas.jl b/stdlib/LinearAlgebra/src/blas.jl
index ed7546ac244ed..7d7f77c282bc0 100644
--- a/stdlib/LinearAlgebra/src/blas.jl
+++ b/stdlib/LinearAlgebra/src/blas.jl
@@ -1199,7 +1199,7 @@ end
 """
     spr!(uplo, α, x, AP)
 
-Update matrix `A` as `α*A*x*x'`, where `A` is a symmetric matrix provided
+Update matrix `A` as `A+α*x*x'`, where `A` is a symmetric matrix provided
 in packed format `AP` and `x` is a vector.
 
 With `uplo = 'U'`, the array AP must contain the upper triangular part of the