diff --git a/toc/A.json b/toc/A.json
index e86a0f3..19f7db7 100644
--- a/toc/A.json
+++ b/toc/A.json
@@ -746,7 +746,7 @@
                     "video_url": null
                 },
                 {
-                    "title": "Quadraturamplitudenmodulation  (QAM)",
+                    "title": "Quadraturamplitudenmodulation (QAM)",
                     "ident": "qam",
                     "status": "alpha",
                     "class": "A",