diff --git a/packages/block-library/src/gallery/style.scss b/packages/block-library/src/gallery/style.scss
index dc2b2213722b22..a43d08046bb5e4 100644
--- a/packages/block-library/src/gallery/style.scss
+++ b/packages/block-library/src/gallery/style.scss
@@ -133,8 +133,6 @@
 	}
 
 	// Apply max-width to floated items that have no intrinsic width.
-	[data-align="left"] &,
-	[data-align="right"] &,
 	&.alignleft,
 	&.alignright {
 		max-width: $content-width / 2;
@@ -148,4 +146,11 @@
 	&.alignright {
 		display: flex;
 	}
+
+	// If the gallery is centered, center the content inside as well.
+	&.aligncenter {
+		.blocks-gallery-item figure {
+			justify-content: center;
+		}
+	}
 }