diff --git a/components/prism-powerquery.js b/components/prism-powerquery.js
index 6ba473760a..51a30fe122 100644
--- a/components/prism-powerquery.js
+++ b/components/prism-powerquery.js
@@ -2,16 +2,16 @@
 
 Prism.languages.powerquery = {
 	'comment': {
-		pattern: /(^|[^\\])(?:\/\*[\s\S]*?\*\/|(?:\/\/).*)/,
-		lookbehind: true
+		pattern: /(^|[^\\])(?:\/\*[\s\S]*?\*\/|\/\/.*)/,
+		lookbehind: true,
+		greedy: true
 	},
 	'quoted-identifier': {
 		pattern: /#"(?:[^"\r\n]|"")*"(?!")/,
-		greedy: true,
-		alias: 'variable'
+		greedy: true
 	},
 	'string': {
-		pattern: /"(?:[^"\r\n]|"")*"(?!")/,
+		pattern: /(?:#!)?"(?:[^"\r\n]|"")*"(?!")/,
 		greedy: true
 	},
 	'constant': [
@@ -36,12 +36,12 @@ Prism.languages.powerquery = {
 	'boolean': /\b(?:false|true)\b/,
 	'keyword': /\b(?:and|as|each|else|error|if|in|is|let|meta|not|nullable|optional|or|otherwise|section|shared|then|try|type)\b|#(?:binary|date|datetime|datetimezone|duration|infinity|nan|sections|shared|table|time)\b/,
 	'function': {
-		pattern: /(^|[^#\w.])(?!\d)[\w.]+(?=\s*\()/,
+		pattern: /(^|[^#\w.])[a-z_][\w.]*(?=\s*\()/i,
 		lookbehind: true
 	},
 	'data-type': {
 		pattern: /\b(?:any|anynonnull|binary|date|datetime|datetimezone|duration|function|list|logical|none|number|record|table|text|time)\b/,
-		alias: 'variable'
+		alias: 'class-name'
 	},
 	'number': {
 		pattern: /\b0x[\da-f]+\b|(?:[+-]?(?:\b\d+\.)?\b\d+|[+-]\.\d+|(^|[^.])\B\.\d+)(?:e[+-]?\d+)?\b/i,
diff --git a/components/prism-powerquery.min.js b/components/prism-powerquery.min.js
index fa5b3f1346..7d77308559 100644
--- a/components/prism-powerquery.min.js
+++ b/components/prism-powerquery.min.js
@@ -1 +1 @@
-Prism.languages.powerquery={comment:{pattern:/(^|[^\\])(?:\/\*[\s\S]*?\*\/|(?:\/\/).*)/,lookbehind:!0},"quoted-identifier":{pattern:/#"(?:[^"\r\n]|"")*"(?!")/,greedy:!0,alias:"variable"},string:{pattern:/"(?:[^"\r\n]|"")*"(?!")/,greedy:!0},constant:[/\bDay\.(?:Friday|Monday|Saturday|Sunday|Thursday|Tuesday|Wednesday)\b/,/\bTraceLevel\.(?:Critical|Error|Information|Verbose|Warning)\b/,/\bOccurrence\.(?:All|First|Last)\b/,/\bOrder\.(?:Ascending|Descending)\b/,/\bRoundingMode\.(?:AwayFromZero|Down|ToEven|TowardZero|Up)\b/,/\bMissingField\.(?:Error|Ignore|UseNull)\b/,/\bQuoteStyle\.(?:Csv|None)\b/,/\bJoinKind\.(?:FullOuter|Inner|LeftAnti|LeftOuter|RightAnti|RightOuter)\b/,/\bGroupKind\.(?:Global|Local)\b/,/\bExtraValues\.(?:Error|Ignore|List)\b/,/\bJoinAlgorithm\.(?:Dynamic|LeftHash|LeftIndex|PairwiseHash|RightHash|RightIndex|SortMerge)\b/,/\bJoinSide\.(?:Left|Right)\b/,/\bPrecision\.(?:Decimal|Double)\b/,/\bRelativePosition\.From(?:End|Start)\b/,/\bTextEncoding\.(?:Ascii|BigEndianUnicode|Unicode|Utf16|Utf8|Windows)\b/,/\b(?:Any|Binary|Date|DateTime|DateTimeZone|Duration|Function|Int16|Int32|Int64|Int8|List|Logical|None|Number|Record|Table|Text|Time)\.Type\b/,/\bnull\b/],boolean:/\b(?:false|true)\b/,keyword:/\b(?:and|as|each|else|error|if|in|is|let|meta|not|nullable|optional|or|otherwise|section|shared|then|try|type)\b|#(?:binary|date|datetime|datetimezone|duration|infinity|nan|sections|shared|table|time)\b/,function:{pattern:/(^|[^#\w.])(?!\d)[\w.]+(?=\s*\()/,lookbehind:!0},"data-type":{pattern:/\b(?:any|anynonnull|binary|date|datetime|datetimezone|duration|function|list|logical|none|number|record|table|text|time)\b/,alias:"variable"},number:{pattern:/\b0x[\da-f]+\b|(?:[+-]?(?:\b\d+\.)?\b\d+|[+-]\.\d+|(^|[^.])\B\.\d+)(?:e[+-]?\d+)?\b/i,lookbehind:!0},operator:/[-+*\/&?@^]|<(?:=>?|>)?|>=?|=>?|\.\.\.?/,punctuation:/[,;\[\](){}]/},Prism.languages.pq=Prism.languages.powerquery,Prism.languages.mscript=Prism.languages.powerquery;
\ No newline at end of file
+Prism.languages.powerquery={comment:{pattern:/(^|[^\\])(?:\/\*[\s\S]*?\*\/|\/\/.*)/,lookbehind:!0,greedy:!0},"quoted-identifier":{pattern:/#"(?:[^"\r\n]|"")*"(?!")/,greedy:!0},string:{pattern:/(?:#!)?"(?:[^"\r\n]|"")*"(?!")/,greedy:!0},constant:[/\bDay\.(?:Friday|Monday|Saturday|Sunday|Thursday|Tuesday|Wednesday)\b/,/\bTraceLevel\.(?:Critical|Error|Information|Verbose|Warning)\b/,/\bOccurrence\.(?:All|First|Last)\b/,/\bOrder\.(?:Ascending|Descending)\b/,/\bRoundingMode\.(?:AwayFromZero|Down|ToEven|TowardZero|Up)\b/,/\bMissingField\.(?:Error|Ignore|UseNull)\b/,/\bQuoteStyle\.(?:Csv|None)\b/,/\bJoinKind\.(?:FullOuter|Inner|LeftAnti|LeftOuter|RightAnti|RightOuter)\b/,/\bGroupKind\.(?:Global|Local)\b/,/\bExtraValues\.(?:Error|Ignore|List)\b/,/\bJoinAlgorithm\.(?:Dynamic|LeftHash|LeftIndex|PairwiseHash|RightHash|RightIndex|SortMerge)\b/,/\bJoinSide\.(?:Left|Right)\b/,/\bPrecision\.(?:Decimal|Double)\b/,/\bRelativePosition\.From(?:End|Start)\b/,/\bTextEncoding\.(?:Ascii|BigEndianUnicode|Unicode|Utf16|Utf8|Windows)\b/,/\b(?:Any|Binary|Date|DateTime|DateTimeZone|Duration|Function|Int16|Int32|Int64|Int8|List|Logical|None|Number|Record|Table|Text|Time)\.Type\b/,/\bnull\b/],boolean:/\b(?:false|true)\b/,keyword:/\b(?:and|as|each|else|error|if|in|is|let|meta|not|nullable|optional|or|otherwise|section|shared|then|try|type)\b|#(?:binary|date|datetime|datetimezone|duration|infinity|nan|sections|shared|table|time)\b/,function:{pattern:/(^|[^#\w.])[a-z_][\w.]*(?=\s*\()/i,lookbehind:!0},"data-type":{pattern:/\b(?:any|anynonnull|binary|date|datetime|datetimezone|duration|function|list|logical|none|number|record|table|text|time)\b/,alias:"class-name"},number:{pattern:/\b0x[\da-f]+\b|(?:[+-]?(?:\b\d+\.)?\b\d+|[+-]\.\d+|(^|[^.])\B\.\d+)(?:e[+-]?\d+)?\b/i,lookbehind:!0},operator:/[-+*\/&?@^]|<(?:=>?|>)?|>=?|=>?|\.\.\.?/,punctuation:/[,;\[\](){}]/},Prism.languages.pq=Prism.languages.powerquery,Prism.languages.mscript=Prism.languages.powerquery;
\ No newline at end of file
diff --git a/tests/languages/powerquery/string_feature.test b/tests/languages/powerquery/string_feature.test
index dc1606f8eb..9834f86147 100644
--- a/tests/languages/powerquery/string_feature.test
+++ b/tests/languages/powerquery/string_feature.test
@@ -2,14 +2,18 @@
 "foo"
 "foo""bar"
 
+#!"Hello world#(cr,lf)"
+
 ----------------------------------------------------
 
 [
 	["string", "\"\""],
 	["string", "\"foo\""],
-	["string", "\"foo\"\"bar\""]	
+	["string", "\"foo\"\"bar\""],
+
+	["string", "#!\"Hello world#(cr,lf)\""]
 ]
 
 ----------------------------------------------------
 
-Checks for strings.
\ No newline at end of file
+Checks for strings.