diff --git a/phpBB/styles/prosilver/theme/content.css b/phpBB/styles/prosilver/theme/content.css
index 265f336ee0..6a92cf2122 100644
--- a/phpBB/styles/prosilver/theme/content.css
+++ b/phpBB/styles/prosilver/theme/content.css
@@ -738,6 +738,7 @@ fieldset.polls dd div {
 .profile-rank img {
 	max-width: 160px;
 	image-rendering: crisp-edges;
+	-ms-interpolation-mode: nearest-neighbor;
 }
 
 /* Post-profile avatars */