diff --git a/.gitignore b/.gitignore
index 902db81..2f6be75 100644
--- a/.gitignore
+++ b/.gitignore
@@ -23,4 +23,6 @@ docs/
 # Code coverage
 *.lst
 
-*.pdb
\ No newline at end of file
+*.pdb
+
+.history
\ No newline at end of file
diff --git a/source/collections/treemap.d b/source/collections/treemap.d
index ebe4aa7..163cb59 100644
--- a/source/collections/treemap.d
+++ b/source/collections/treemap.d
@@ -104,23 +104,23 @@ public struct TreeMap(K, E, bool nogcIndexing = true, alias less = "a < b") {
 					return "
 						int opApply(scope int delegate(ref E) " ~ attr ~ " dg) " ~ attr ~ " {
 							if(left !is null)
-								if(left.opApplyReverse(dg))
+								if(left.opApply(dg))
 									return 1;
 							if(dg(elem))
 								return 1;
 							if(right !is null)
-								if(right.opApplyReverse(dg))
+								if(right.opApply(dg))
 									return 1;
 							return 0;
 						}
 						int opApply(scope int delegate(K, ref E) " ~ attr ~ " dg) " ~ attr ~ " {
 							if(left !is null)
-								if(left.opApplyReverse(dg))
+								if(left.opApply(dg))
 									return 1;
 							if(dg(key, elem))
 								return 1;
 							if(right !is null)
-								if(right.opApplyReverse(dg))
+								if(right.opApply(dg))
 									return 1;
 							return 0;
 						}