diff --git a/packages/core/src/editor/Block.css b/packages/core/src/editor/Block.css
index 6a079f7863..3d82abc13a 100644
--- a/packages/core/src/editor/Block.css
+++ b/packages/core/src/editor/Block.css
@@ -486,12 +486,25 @@ NESTED BLOCKS
   padding: 12px;
 }
 
+[data-file-block] .bn-add-file-button:where(.dark, .dark *) {
+  background-color: rgb(70, 70, 70);
+  color: rgb(190, 190, 190);
+}
+
 .bn-editor[contenteditable="true"] [data-file-block] .bn-add-file-button:hover,
 [data-file-block] .bn-file-name-with-icon:hover,
 .ProseMirror-selectednode .bn-file-name-with-icon {
   background-color: rgb(225, 225, 225);
 }
 
+.bn-editor[contenteditable="true"]
+  [data-file-block]
+  .bn-add-file-button:hover:where(.dark, .dark *),
+[data-file-block] .bn-file-name-with-icon:hover:where(.dark, .dark *),
+.ProseMirror-selectednode .bn-file-name-with-icon:where(.dark, .dark *) {
+  background-color: rgb(90, 90, 90);
+}
+
 [data-file-block] .bn-add-file-button-icon,
 [data-file-block] .bn-file-icon {
   width: 24px;
diff --git a/tests/src/end-to-end/theming/theming.test.ts-snapshots/dark-image-toolbar-chromium-linux.png b/tests/src/end-to-end/theming/theming.test.ts-snapshots/dark-image-toolbar-chromium-linux.png
index c362ca41d6..c49a73225c 100644
Binary files a/tests/src/end-to-end/theming/theming.test.ts-snapshots/dark-image-toolbar-chromium-linux.png and b/tests/src/end-to-end/theming/theming.test.ts-snapshots/dark-image-toolbar-chromium-linux.png differ
diff --git a/tests/src/end-to-end/theming/theming.test.ts-snapshots/dark-image-toolbar-firefox-linux.png b/tests/src/end-to-end/theming/theming.test.ts-snapshots/dark-image-toolbar-firefox-linux.png
index 2ed10917f2..582afb7527 100644
Binary files a/tests/src/end-to-end/theming/theming.test.ts-snapshots/dark-image-toolbar-firefox-linux.png and b/tests/src/end-to-end/theming/theming.test.ts-snapshots/dark-image-toolbar-firefox-linux.png differ
diff --git a/tests/src/end-to-end/theming/theming.test.ts-snapshots/dark-image-toolbar-webkit-linux.png b/tests/src/end-to-end/theming/theming.test.ts-snapshots/dark-image-toolbar-webkit-linux.png
index 612d4b47bc..311741e890 100644
Binary files a/tests/src/end-to-end/theming/theming.test.ts-snapshots/dark-image-toolbar-webkit-linux.png and b/tests/src/end-to-end/theming/theming.test.ts-snapshots/dark-image-toolbar-webkit-linux.png differ