diff --git a/CHANGELOG.md b/CHANGELOG.md
index cf00d63..0752634 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -8,7 +8,7 @@ Kept as the work happens, not assembled at release time. Format is
 with its history. SageTube's own versions start below and are the ones this file
 records.
 
-## Unreleased
+## 5.5.0 — 2026-08-09
 
 ### Added
 
@@ -88,6 +88,10 @@ records.
 
 ### Fixed
 
+- The error log filled with hundreds of `after creating texture: OpenGL error
+  INVALID_ENUM` lines per session. They come from the GL driver, playback
+  continues regardless, and they buried the errors that do matter, so they are
+  logged at debug level now.
 - The player's cookie and proxy options were joined with commas and never
   escaped, so a cookie path or a proxy URL containing one silently truncated
   the option and produced a bogus one. The geo-bypass proxy was honoured by the
diff --git a/pyproject.toml b/pyproject.toml
index f591740..9e850fd 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,7 +4,7 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "sagetube"
-version = "5.4.0"
+version = "5.5.0"
 description = "Watch-first YouTube client with embedded mpv playback and yt-dlp downloading. Fork of YTSage."
 authors = [
     { name = "Houmeres", email = "admin@ecoposta.sk" },
diff --git a/ytsage/__init__.py b/ytsage/__init__.py
index 2102e27..74789d3 100644
--- a/ytsage/__init__.py
+++ b/ytsage/__init__.py
@@ -10,5 +10,5 @@ match `version` in pyproject.toml and the repository's latest signed tag --
 this package's tag line continues YTSage's, which is why it starts at 5.x.
 """
 
-__version__ = "5.4.0"
+__version__ = "5.5.0"
 __author__ = "Houmeres"
diff --git a/ytsage/gui/ytsage_gui_player.py b/ytsage/gui/ytsage_gui_player.py
index d33ac2e..7254f3f 100644
--- a/ytsage/gui/ytsage_gui_player.py
+++ b/ytsage/gui/ytsage_gui_player.py
@@ -281,13 +281,25 @@ class MpvRenderWidget(QOpenGLWidget):
         if value is not None:
             self.mpvBufferingChanged.emit(bool(value))
 
+    #: libmpv reports these at error level, but they are noise from the GL
+    #: driver rather than a failure: playback continues and frames keep
+    #: arriving. They were filling the error log with hundreds of lines per
+    #: session, which buries the errors that do matter.
+    _BENIGN_MPV_ERRORS = (
+        "after creating texture: OpenGL error INVALID_ENUM",
+    )
+
     def _on_mpv_log(self, level: str, prefix: str, text: str) -> None:
+        message = text.strip()
         if level in ("error", "fatal"):
-            logger.error(f"mpv [{prefix}] {text.strip()}")
+            if level == "error" and any(noise in message for noise in self._BENIGN_MPV_ERRORS):
+                logger.debug(f"mpv [{prefix}] {message}")
+                return
+            logger.error(f"mpv [{prefix}] {message}")
             if "ytdl" in prefix or level == "fatal":
-                self.mpvError.emit(text.strip())
+                self.mpvError.emit(message)
         else:
-            logger.debug(f"mpv [{prefix}] {text.strip()}")
+            logger.debug(f"mpv [{prefix}] {message}")
 
     # --------------------------------------------------------------- OpenGL