diff --git a/helper.jl b/helper.jl
index 931fdfb..c767230 100644
--- a/helper.jl
+++ b/helper.jl
@@ -50,7 +50,7 @@ function exportCSV(file::String, data, labels=nothing)
 end
 
 "In-place c-orthogonalization via (modified) Gram-Schmidt. Only significant vectors are returned (c-normalized).
-The number of significant vectors to return are determined by the original singular values (compared to the threshold) "
+The number of significant vectors to return are determined by the original singular values (compared to the threshold)."
 function gram_schmidt!(vecs, ws=ones(length(vecs[1])), threshold=1e-5; verbose=false)
     c_product(i, j) = sum(vecs[i] .* ws .* vecs[j])
     norm(i) = c_product(i, i)