diff --git a/tools/support/typst.tmLanguage.json b/tools/support/typst.tmLanguage.json
index 6c767b319..1c357da6e 100644
--- a/tools/support/typst.tmLanguage.json
+++ b/tools/support/typst.tmLanguage.json
@@ -171,19 +171,19 @@
         {
           "comment": "Function name",
           "name": "entity.name.function.typst",
-          "match": "((#)[[:alpha:]_][[:alnum:]_-]*!?)(?=\\[|\\()",
+          "match": "((#)[[:alpha:]_][[:alnum:]._-]*!?)(?=\\[|\\()",
           "captures": { "2": { "name": "punctuation.definition.function.typst" } }
         },
         {
           "comment": "Function arguments",
-          "begin": "(?<=#[[:alpha:]_][[:alnum:]_-]*!?)\\(",
+          "begin": "(?<=#[[:alpha:]_][[:alnum:]._-]*!?)\\(",
           "end": "\\)",
           "captures": { "0": { "name": "punctuation.definition.group.typst" } },
           "patterns": [{ "include": "#arguments" }]
         },
         {
           "name": "variable.interpolated.typst",
-          "match": "(#)[[:alpha:]_][[:alnum:]_-]*",
+          "match": "(#)[[:alpha:]_][[:alnum:]._-]*",
           "captures": { "1": { "name": "punctuation.definition.variable.typst" } }
         }
       ]
@@ -219,7 +219,7 @@
         },
         {
           "name": "keyword.operator.arithmetic.typst",
-          "match": "\\+|\\*|/|(?<![[:alpha:]_][[:alnum:]_-]*)-(?![:alnum:]_-]*[[:alpha:]_])"
+          "match": "\\+|\\*|/|(?<![[:alpha:]_][[:alnum:]._-]*)-(?![:alnum:]_-]*[[:alpha:]_])"
         },
         {
           "name": "keyword.operator.word.typst",
@@ -237,18 +237,18 @@
         {
           "comment": "Function name",
           "name": "entity.name.function.typst",
-          "match": "\\b[[:alpha:]_][[:alnum:]_-]*!?(?=(\\[|\\()|\\s+\\bwith\\b)"
+          "match": "\\b[[:alpha:]_][[:alnum:]._-]*!?(?=(\\[|\\()|\\s+\\bwith\\b)"
         },
         {
           "comment": "Function arguments",
-          "begin": "(?<=\\b[[:alpha:]_][[:alnum:]_-]*!?|\\bwith\\b\\s+)\\(",
+          "begin": "(?<=\\b[[:alpha:]_][[:alnum:]._-]*!?|\\bwith\\b\\s+)\\(",
           "end": "\\)",
           "captures": { "0": { "name": "punctuation.definition.group.typst" } },
           "patterns": [{ "include": "#arguments" }]
         },
         {
           "name": "variable.other.typst",
-          "match": "\\b[[:alpha:]_][[:alnum:]_-]*\\b"
+          "match": "\\b[[:alpha:]_][[:alnum:]._-]*\\b"
         },
         {
           "name": "meta.group.typst",
@@ -317,7 +317,7 @@
       "patterns": [
         {
           "name": "variable.parameter.typst",
-          "match": "\\b[[:alpha:]_][[:alnum:]_-]*(?=:)"
+          "match": "\\b[[:alpha:]_][[:alnum:]._-]*(?=:)"
         },
         { "include": "#code" }
       ]