1 files changed, 3 insertions, 0 deletions
diff --git a/askama_shared/src/generator.rs b/askama_shared/src/generator.rs
index 4588677..64fa1f5 100644
--- a/askama_shared/src/generator.rs
+++ b/askama_shared/src/generator.rs
@@ -765,6 +765,9 @@ impl<'a> Generator<'a> {
     }
 
     fn dedent(&mut self) {
+        if self.indent == 0 {
+            panic!("dedent() called while indentation == 0");
+        }
         self.indent -= 1;
     }
 }