5 files changed, 7 insertions, 4 deletions
diff --git a/Build/source/texk/web2c/ChangeLog b/Build/source/texk/web2c/ChangeLog
index a5821c23dec..5d5b0b1e55d 100644
--- a/Build/source/texk/web2c/ChangeLog
+++ b/Build/source/texk/web2c/ChangeLog
@@ -1,6 +1,7 @@
 2022-03-10  Andreas Scherer  <https://ascherer.github.io>
 
-	* ctangleboot.cin: Make 'fall thru' comments active.
+	* ctangleboot.cin,
+	* cwebboot.cin: Make 'fall thru' comments active.
 
 2022-03-03  Andreas Scherer  <https://ascherer.github.io>
 
diff --git a/Build/source/texk/web2c/cwebboot.cin b/Build/source/texk/web2c/cwebboot.cin
index ebf5f2c7c58..212a8b704c5 100644
--- a/Build/source/texk/web2c/cwebboot.cin
+++ b/Build/source/texk/web2c/cwebboot.cin
@@ -1229,7 +1229,7 @@ print_section_name(r);
 err_print(">");
 }
 else if(name_len<prefix_length(r))set_prefix_length(r,name_len);
-
+/* fall through */
 case equal:break;
 case extension:if(!ispref||first<=last)
 extend_section_name(r,first,last+1,ispref);
diff --git a/Build/source/texk/web2c/cwebdir/ChangeLog b/Build/source/texk/web2c/cwebdir/ChangeLog
index 3e55aa657b8..a85748558a4 100644
--- a/Build/source/texk/web2c/cwebdir/ChangeLog
+++ b/Build/source/texk/web2c/cwebdir/ChangeLog
@@ -1,6 +1,8 @@
 2022-03-10  Andreas Scherer  <https://ascherer.github.io>
 
 	* Makefile,
+	* common.c,
+	* common.w,
 	* ctang-w2c.ch,
 	* ctangle.c,
 	* ctangle.w,
diff --git a/Build/source/texk/web2c/cwebdir/common.c b/Build/source/texk/web2c/cwebdir/common.c
index bcf6c54f84f..2b5c7c9ccc6 100644
--- a/Build/source/texk/web2c/cwebdir/common.c
+++ b/Build/source/texk/web2c/cwebdir/common.c
@@ -1017,7 +1017,7 @@ print_section_name(r);
 err_print(">");
 }
 else if(name_len<prefix_length(r))set_prefix_length(r,name_len);
-
+/* fall through */
 case equal:break;
 case extension:if(!ispref||first<=last)
 extend_section_name(r,first,last+1,ispref);
diff --git a/Build/source/texk/web2c/cwebdir/common.w b/Build/source/texk/web2c/cwebdir/common.w
index 941b7206cc2..fca446c40e1 100644
--- a/Build/source/texk/web2c/cwebdir/common.w
+++ b/Build/source/texk/web2c/cwebdir/common.w
@@ -919,7 +919,7 @@ switch(section_name_cmp(&first,name_len,r)) {
       err_print(">");
     }
     else if (name_len<prefix_length(r)) set_prefix_length(r,name_len);
-    /* fall through */
+    @=/* fall through */@>
   case equal: break;
   case extension: if (!ispref || first<=last)
         extend_section_name(r,first,last+1,ispref);