diff --git a/Facade.h b/Facade.h
index f1532de..c71d121 100644
--- a/Facade.h
+++ b/Facade.h
@@ -2,9 +2,9 @@
 
 #include "VersionedMap.h"
 
-#include <assert.h>
 #include <map>
 #include <string>
+#include <vector>
 
 using String = std::basic_string<uint8_t>;
 
diff --git a/VersionedMap.cpp b/VersionedMap.cpp
index 570ec6f..1e3bfd8 100644
--- a/VersionedMap.cpp
+++ b/VersionedMap.cpp
@@ -583,7 +583,8 @@ struct __attribute__((__visibility__("hidden"))) VersionedMap::Impl {
         finger.push(c, !direction);
       }
     } else {
-      while (finger.searchPathSize() > 1 && finger.backDirection() == true) {
+      while (finger.searchPathSize() > 1 &&
+             finger.backDirection() == direction) {
         finger.pop();
       }
       finger.pop();