diff --git a/src/pk.c b/src/pk.c
index b0d866aa8..4da27c439 100644
--- a/src/pk.c
+++ b/src/pk.c
@@ -737,12 +737,13 @@ static int wolfssl_print_indent(WOLFSSL_BIO* bio, char* line, int lineLen,
     int ret = 1;
 
     if (indent > 0) {
+        int len_wanted;
         /* Cap indent to buffer size to avoid format truncation warning */
         if (indent >= lineLen) {
             indent = lineLen - 1;
         }
         /* Print indent spaces. */
-        int len_wanted = XSNPRINTF(line, (size_t)lineLen, "%*s", indent, " ");
+        len_wanted = XSNPRINTF(line, (size_t)lineLen, "%*s", indent, " ");
         if ((len_wanted < 0) || (len_wanted >= lineLen)) {
             WOLFSSL_ERROR_MSG("Buffer overflow formatting indentation");
             ret = 0;