diff --git a/data/sprites/monsters/mutant/glow_monster.png b/data/sprites/monsters/mutant/glow_monster.png
index 14ea00981e..4976f770fa 100644
Binary files a/data/sprites/monsters/mutant/glow_monster.png and b/data/sprites/monsters/mutant/glow_monster.png differ
diff --git a/data/sprites/monsters/mutant/glow_monster.xcf.bz2 b/data/sprites/monsters/mutant/glow_monster.xcf.bz2
index e0f6454cda..07dab70787 100644
Binary files a/data/sprites/monsters/mutant/glow_monster.xcf.bz2 and b/data/sprites/monsters/mutant/glow_monster.xcf.bz2 differ
diff --git a/doc/sources/graphics-entity.txt b/doc/sources/graphics-entity.txt
index 953cd330a0..3ec3498a08 100644
--- a/doc/sources/graphics-entity.txt
+++ b/doc/sources/graphics-entity.txt
@@ -685,7 +685,7 @@ data/sprites/entity/mutant/
 armed_naga               bleutailfly, Jordan Irwin (AntumDeluge); OGA BY 3.0; Stendhal, https://opengameart.org/node/99050
 cat_woman.*              Svetlana Kushnariova (Cabbit), bleutailfly, Jordan Irwin (AntumDeluge); OGA BY 3.0; https://opengameart.org/node/84455, https://opengameart.org/node/88413
 dark_mutant.*            Svetlana Kushnariova (Cabbit), Stephen Challener (Redshrike), onu/olonu; CC BY-SA 3.0; https://github.com/arianne/stendhal/issues/72
-glow_monster.png         Charles Sanchez (CharlesGabriel, Antifarea); CC BY 3.0; https://opengameart.org/node/4125
+glow_monster             Charles Sanchez (CharlesGabriel, Antifarea), Jordan Irwin (AntumDeluge); CC BY 3.0; Stendhal, https://opengameart.org/node/4125
 high_naga.png            bleutailfly; OGA BY 3.0; https://opengameart.org/node/99050
 imperial_experiment.png  artisticdude, Tuomo Untinen (Reemax), onu/olonu; CC0; https://github.com/arianne/stendhal/issues/74
 imperial_mutant*         Svetlana Kushnariova (Cabbit), Stephen Challener (Redshrike), William.Thompsonj, olonu, Jordan Irwin (AntumDeluge); OGA BY 3.0; https://opengameart.org/node/72969, https://opengameart.org/node/20926