diff --git a/README.md b/README.md
index 05e2ed0..b5f8601 100644
--- a/README.md
+++ b/README.md
@@ -318,7 +318,16 @@ Runic.
 
 The source comments `# runic: off` and `# runic: on` will toggle the formatting off and on,
 respectively. The comments must be on their own line, they must be on the same level in the
-syntax tree, and they must come in pairs.
+syntax tree, and they must come in pairs. An exception to the pairing rule is made at top
+level where a `# runic: off` comment will disable formatting for the remainder of the file.
+This is so that a full file can be excluded from formatting without having to add a
+`# runic: on` comment at the end of the file.
+
+> [!NOTE]
+> Note that it is enough that a comment contain the substring `# runic: off` or
+> `# runic: on` so that they can be combined with other "pragmas" such as e.g.
+> [Literate.jl line filters](https://fredrikekre.github.io/Literate.jl/v2/fileformat/#Filtering-lines)
+> like `#src`.
 
 > [!NOTE]
 > For compatibility with [JuliaFormatter](https://github.com/domluna/JuliaFormatter.jl) the
@@ -339,11 +348,6 @@ function foo()
 end
 ```
 
-An exception to the pairing rule is made at top level where a `# runic: off` comment will
-disable formatting for the remainder of the file. This is so that a full file can be
-excluded from formatting without having to add a `# runic: on` comment at the end of the
-file.
-
 ### Line width limit
 
 No. Use your <kbd>Enter</kbd> key or refactor your code.
diff --git a/src/Runic.jl b/src/Runic.jl
index e5de3d2..e777dd2 100644
--- a/src/Runic.jl
+++ b/src/Runic.jl
@@ -231,7 +231,7 @@ function check_format_toggle(ctx::Context, node::Node, kid::Node, i::Int)::Union
     # Check if the kid is a comment
     kind(kid) === K"Comment" || return nothing
     # Check the comment content
-    reg = r"^#(!)? (runic|format): (on|off)$"
+    reg = r"#(!)? (runic|format): (on|off)"
     str = String(read_bytes(ctx, kid))
     offmatch = match(reg, str)
     offmatch === nothing && return nothing
diff --git a/test/runtests.jl b/test/runtests.jl
index 76e56df..75e74da 100644
--- a/test/runtests.jl
+++ b/test/runtests.jl
@@ -1442,6 +1442,11 @@ end
                 return
             end
             """
+        # Extra stuff in the toggle comments
+        @test format_string("1+1\n$off #src\n1+1\n$on #src\n1+1") ==
+            "1 + 1\n$off #src\n1+1\n$on #src\n1 + 1"
+        @test format_string("1+1\n#src $off\n1+1\n#src $on\n1+1") ==
+            "1 + 1\n#src $off\n1+1\n#src $on\n1 + 1"
     end
 end