diff --git a/res/css/_sc/feature-improvement/consistency__TextEvent/index.pcss b/res/css/_sc/feature-improvement/consistency__TextEvent/index.pcss
index 14db2c9a9a7..843b0747c51 100644
--- a/res/css/_sc/feature-improvement/consistency__TextEvent/index.pcss
+++ b/res/css/_sc/feature-improvement/consistency__TextEvent/index.pcss
@@ -23,5 +23,6 @@ limitations under the License.
 @define-mixin consistency__TextEvent {
     @mixin EventTile_line_color;
     @mixin EventTile_line_font;
+    @mixin EventTile_line_M;
     @mixin DecryptionFailureBody;
 }
diff --git a/res/css/_sc/feature-improvement/consistency__TextEvent/views/rooms/_EventTile.pcss b/res/css/_sc/feature-improvement/consistency__TextEvent/views/rooms/_EventTile.pcss
index 60aa747cf4f..d87620fe386 100644
--- a/res/css/_sc/feature-improvement/consistency__TextEvent/views/rooms/_EventTile.pcss
+++ b/res/css/_sc/feature-improvement/consistency__TextEvent/views/rooms/_EventTile.pcss
@@ -57,3 +57,21 @@ limitations under the License.
         }
     }
 }
+
+/* Specify text color with color property instead of opacity for properties
+   which start with mx_M */
+@define-mixin EventTile_line_M {
+    .mx_EventTile_line {
+        [class^="mx_M"] {
+            opacity: unset;
+        }
+
+        .mx_MNoticeBody {
+            /* See #fdroid:f-droid.org/$jrVZxdvY2NqNYvXigQ_sTZNeOadpOuFGFsraHy8GR3Y for an example */
+            .mx_EventTile_body.markdown-body {
+                /* !important flag is required as it is used on the upstream */
+                color: $tertiary-content !important;
+            }
+        }
+    }
+}