diff --git a/runtime/syntax/meson.yaml b/runtime/syntax/meson.yaml
index 7f339698..744abc2c 100755
--- a/runtime/syntax/meson.yaml
+++ b/runtime/syntax/meson.yaml
@@ -34,11 +34,13 @@ rules:
     - comment:
         start: "#"
         end: "$"
+        rules: []
 
     # multiline strings do not support escape sequences
     - constant.string:
         start: "'''"
         end: "'''"
+        rules: []
 
     - constant.string:
         start: "'"
diff --git a/runtime/syntax/nftables.yaml b/runtime/syntax/nftables.yaml
index d1f217ad..489fdb0b 100644
--- a/runtime/syntax/nftables.yaml
+++ b/runtime/syntax/nftables.yaml
@@ -15,6 +15,7 @@ rules:
     - constant.string:
         start: "\""
         end: "\""
+        rules: []
       # Integer Constants
     - constant.number: "\\b([0-9]+)\\b"
     - constant.number: "\\b(0x[0-9a-fA-F]+)\\b"
diff --git a/runtime/syntax/ruby.yaml b/runtime/syntax/ruby.yaml
index e48c6a15..8915ed74 100644
--- a/runtime/syntax/ruby.yaml
+++ b/runtime/syntax/ruby.yaml
@@ -25,6 +25,7 @@ rules:
     - constant:
         start: "[$]([!@&`'+~=/\\\\,;.<>*$?:\"_]|-[A-Za-z0-9_]|[0-9]+)"
         end: "\\B|\\b"
+        rules: []
     # Ruby "Symbols"
     - constant: "(i?)([ 	]|^):[0-9A-Z_]+\\b"
     - constant: "\\b(__FILE__|__LINE__)\\b"