diff --git a/src/paint/border_path_iter.rs b/src/paint/border_path_iter.rs
index 26d039ab1..2676a37d1 100644
--- a/src/paint/border_path_iter.rs
+++ b/src/paint/border_path_iter.rs
@@ -94,7 +94,7 @@ impl<'a> Iterator for BorderPathIter<'a> {
 
     fn next(&mut self) -> Option<Self::Item> {
         assert!(
-            self.total_len >= 0.0,
+            self.total_len > 0.0,
             "Total length must be positive. Total_len: {}",
             self.total_len
         );
diff --git a/src/views/editor/visual_line.rs b/src/views/editor/visual_line.rs
index 76fc27d86..5064ec11f 100644
--- a/src/views/editor/visual_line.rs
+++ b/src/views/editor/visual_line.rs
@@ -875,7 +875,7 @@ impl Lines {
 
             debug_assert_eq!(
                 line_index, 0,
-                "Line index was zero. This likely indicates keeping an rvline past when it was valid."
+                "Line index was not zero. This likely indicates keeping an rvline past when it was valid."
             );
 
             rope_text.offset_of_line(line)