diff --git a/gitstatus/gitstatus.plugin.sh b/gitstatus/gitstatus.plugin.sh
index bfe16dc2..2d5fdf08 100644
--- a/gitstatus/gitstatus.plugin.sh
+++ b/gitstatus/gitstatus.plugin.sh
@@ -420,7 +420,7 @@ function gitstatus_query() {
     VCS_STATUS_COMMIT_SUMMARY="${resp[28]-}"
     VCS_STATUS_HAS_STAGED=$((VCS_STATUS_NUM_STAGED > 0))
     if (( _GITSTATUS_DIRTY_MAX_INDEX_SIZE >= 0 &&
-          VCS_STATUS_INDEX_SIZE > _GITSTATUS_DIRTY_MAX_INDEX_SIZE_ )); then
+          VCS_STATUS_INDEX_SIZE > _GITSTATUS_DIRTY_MAX_INDEX_SIZE )); then
       VCS_STATUS_HAS_UNSTAGED=-1
       VCS_STATUS_HAS_CONFLICTED=-1
       VCS_STATUS_HAS_UNTRACKED=-1
diff --git a/gitstatus/src/arena.h b/gitstatus/src/arena.h
index 96873852..822f73be 100644
--- a/gitstatus/src/arena.h
+++ b/gitstatus/src/arena.h
@@ -151,7 +151,7 @@ class Arena {
     return DirectInit<std::remove_const_t<std::remove_reference_t<T>>>(std::forward<T>(val));
   }
 
-  // The same as `new T{args...}` but on the arena.
+  // The same as `new T(args...)` but on the arena.
   template <class T, class... Args>
   inline T* DirectInit(Args&&... args) {
     T* res = Allocate<T>();
@@ -159,7 +159,7 @@ class Arena {
     return res;
   }
 
-  // The same as `new T(args...)` but on the arena.
+  // The same as `new T{args...}` but on the arena.
   template <class T, class... Args>
   inline T* BraceInit(Args&&... args) {
     T* res = Allocate<T>();
@@ -194,7 +194,6 @@ class Arena {
   inline static size_t Align(size_t n, size_t m) { return (n + m - 1) & ~(m - 1); };
 
   void AddBlock(size_t size, size_t alignment);
-  bool ReuseBlock(size_t size, size_t alignment);
 
   __attribute__((noinline)) void* AllocateSlow(size_t size, size_t alignment);