diff --git a/doc/release-notes.md b/doc/release-notes.md
--- a/doc/release-notes.md
+++ b/doc/release-notes.md
@@ -12,3 +12,9 @@
 
 - The `getchaintxstats` RPC now returns the additional key of
   `window_final_block_height`.
+
+Updated settings
+----------------
+
+- The `-debug=db` logging category, which was deprecated in 0.22.4 and replaced by
+  `-debug=walletdb` to distinguish it from `coindb`, has been removed.
diff --git a/src/logging.cpp b/src/logging.cpp
--- a/src/logging.cpp
+++ b/src/logging.cpp
@@ -316,14 +316,6 @@
 bool BCLog::Logger::EnableCategory(const std::string &str) {
     BCLog::LogFlags flag;
     if (!GetLogCategory(flag, str)) {
-        if (str == "db") {
-            // DEPRECATION: Added in 0.22.4, should start returning an error in
-            // a future release
-            LogPrintf("Warning: logging category 'db' is deprecated, use "
-                      "'walletdb' instead\n");
-            EnableCategory(BCLog::WALLETDB);
-            return true;
-        }
         return false;
     }
     EnableCategory(flag);