1 files changed, 1 insertions, 1 deletions

diff --git a/src/avl-tree.c b/src/avl-tree.c
index 874cc6c..5059f3f 100644
--- a/src/avl-tree.c
+++ b/src/avl-tree.c
@@ -139,7 +139,7 @@ balanceL(struct tree_node *p, bool *h)
         }
         else /* if ( p->bal == +1 ) */ {                /* rebalance */
                 struct tree_node *p1 = p->right;
-                if ( p1->bal >= 0 ) {                           /* singla RR rotation */
+                if ( p1->bal >= 0 ) {                           /* single RR rotation */
                         p->right = p1->left; 
                         p1->left = p;
                         if ( p1->bal == 0 ) {