1 files changed, 1 insertions, 1 deletions
diff --git a/badroff.c b/badroff.c
index 385cd3c..9e6ba4c 100644
--- a/badroff.c
+++ b/badroff.c
@@ -172,7 +172,7 @@ char* foldlines(llnode* tail, size_t ct){
         bool done = true; // if stays true, all strings are complete
         llnode* orig = tail;
         do { // check every string
-            if (tail->str[i] == 0) tail->end = true;
+            if (!tail->end && tail->str[i] == 0) tail->end = true;
             // ignore strings that have already finished
             else if (!tail->end){
                 done = false;