diff --git a/src/hash_map.cc b/src/hash_map.cc
index 4db90f8c..4220d17e 100644
--- a/src/hash_map.cc
+++ b/src/hash_map.cc
@@ -79,39 +79,6 @@ UnitTest test_hash_map{[] {
     }
 }};
 
-struct HashStats
-{
-    size_t max_dist;
-    float mean_dist; 
-    float fill_rate;
-};
-
-template<MemoryDomain domain>
-HashStats HashIndex<domain>::compute_stats() const
-{
-    size_t count = 0;
-    size_t max_dist = 0;
-    size_t sum_dist = 0;
-    for (size_t slot = 0; slot < m_entries.size(); ++slot)
-    {
-        auto& entry = m_entries[slot];
-        if (entry.index == -1)
-            continue;
-        ++count;
-        auto dist = slot - compute_slot(entry.hash);
-        max_dist = std::max(max_dist, dist);
-        sum_dist += dist;
-    }
-
-    return { max_dist, (float)sum_dist / count, (float)count / m_entries.size() };
-}
-
-template<typename Key, typename Value, MemoryDomain domain>
-HashStats HashMap<Key, Value, domain>::compute_stats() const
-{
-    return m_index.compute_stats();
-}
-
 template<typename Map>
 void do_profile(size_t count, StringView type)
 {
diff --git a/src/hash_map.hh b/src/hash_map.hh
index df8fd306..47a50cd8 100644
--- a/src/hash_map.hh
+++ b/src/hash_map.hh
@@ -8,10 +8,6 @@
 namespace Kakoune
 {
 
-class String;
-
-struct HashStats;
-
 template<MemoryDomain domain>
 struct HashIndex
 {
@@ -120,8 +116,6 @@ struct HashIndex
 
     void clear() { m_entries.clear(); }
 
-    HashStats compute_stats() const;
-
 private:
     size_t m_count = 0;
     float m_max_fill_rate = 0.5f;
@@ -284,7 +278,6 @@ struct HashMap
         return not (*this == other);
     }
 
-    HashStats compute_stats() const;
 private:
     Vector<Item, domain> m_items;
     HashIndex<domain> m_index;