diff --git a/source/numem/io/stdio.d b/source/numem/io/stdio.d
index 1df1ed2..ccf788a 100644
--- a/source/numem/io/stdio.d
+++ b/source/numem/io/stdio.d
@@ -15,7 +15,6 @@ void nuWrite(nstring str) {
     import core.stdc.stdio : putchar;
     foreach(i; 0..str.length)
         putchar(str[i]);
-    putchar('\0');
 }
 
 /**
diff --git a/source/numem/string.d b/source/numem/string.d
index 169ef2f..8879680 100644
--- a/source/numem/string.d
+++ b/source/numem/string.d
@@ -581,9 +581,6 @@ unittest {
     vector!nstring copy = strings;
     nogc_delete(copy);
 
-    import numem.io.stdio : writeln;
-    writeln(strings[0], " ", strings[1]);
-
     assert(strings[0] == "a");
     assert(strings[1] == "b");