diff --git a/packages/lit-analyzer/package-lock.json b/packages/lit-analyzer/package-lock.json
index 85e4e955..1d127f40 100644
--- a/packages/lit-analyzer/package-lock.json
+++ b/packages/lit-analyzer/package-lock.json
@@ -16,7 +16,7 @@
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 				"vscode-css-languageservice": "6.2.12",
-				"vscode-html-languageservice": "3.1.0",
+				"vscode-html-languageservice": "5.1.2",
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 			},
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@@ -3875,25 +3875,15 @@
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+			"resolved": "https://registry.npmjs.org/vscode-html-languageservice/-/vscode-html-languageservice-5.1.2.tgz",
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-				"vscode-nls": "^4.1.2",
-				"vscode-uri": "^2.1.2"
+				"@vscode/l10n": "^0.0.18",
+				"vscode-languageserver-textdocument": "^1.0.11",
+				"vscode-languageserver-types": "^3.17.5",
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 		"node_modules/vscode-languageserver-textdocument": {
@@ -3902,19 +3892,14 @@
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-		},
-		"node_modules/vscode-nls": {
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-			"resolved": "https://registry.npmjs.org/vscode-nls/-/vscode-nls-4.1.2.tgz",
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+			"resolved": "https://registry.npmjs.org/vscode-languageserver-types/-/vscode-languageserver-types-3.17.5.tgz",
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-			"resolved": "https://registry.npmjs.org/vscode-uri/-/vscode-uri-2.1.2.tgz",
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+			"version": "3.0.8",
+			"resolved": "https://registry.npmjs.org/vscode-uri/-/vscode-uri-3.0.8.tgz",
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@@ -6956,29 +6941,17 @@
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 				"vscode-uri": "^3.0.8"
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-			"dependencies": {
-				"vscode-languageserver-types": {
-					"version": "3.17.5",
-					"resolved": "https://registry.npmjs.org/vscode-languageserver-types/-/vscode-languageserver-types-3.17.5.tgz",
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-				"vscode-uri": {
-					"version": "3.0.8",
-					"resolved": "https://registry.npmjs.org/vscode-uri/-/vscode-uri-3.0.8.tgz",
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-			"resolved": "https://registry.npmjs.org/vscode-html-languageservice/-/vscode-html-languageservice-3.1.0.tgz",
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+			"version": "5.1.2",
+			"resolved": "https://registry.npmjs.org/vscode-html-languageservice/-/vscode-html-languageservice-5.1.2.tgz",
+			"integrity": "sha512-wkWfEx/IIR3s2P5yD4aTGHiOb8IAzFxgkSt1uSC3itJ4oDAm23yG7o0L29JljUdnXDDgLafPAvhv8A2I/8riHw==",
 			"requires": {
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-				"vscode-languageserver-types": "3.16.0-next.2",
-				"vscode-nls": "^4.1.2",
-				"vscode-uri": "^2.1.2"
+				"@vscode/l10n": "^0.0.18",
+				"vscode-languageserver-textdocument": "^1.0.11",
+				"vscode-languageserver-types": "^3.17.5",
+				"vscode-uri": "^3.0.8"
 			}
 		},
 		"vscode-languageserver-textdocument": {
@@ -6987,19 +6960,14 @@
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-		},
-		"vscode-nls": {
-			"version": "4.1.2",
-			"resolved": "https://registry.npmjs.org/vscode-nls/-/vscode-nls-4.1.2.tgz",
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+			"version": "3.17.5",
+			"resolved": "https://registry.npmjs.org/vscode-languageserver-types/-/vscode-languageserver-types-3.17.5.tgz",
+			"integrity": "sha512-Ld1VelNuX9pdF39h2Hgaeb5hEZM2Z3jUrrMgWQAu82jMtZp7p3vJT3BzToKtZI7NgQssZje5o0zryOrhQvzQAg=="
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+			"version": "3.0.8",
+			"resolved": "https://registry.npmjs.org/vscode-uri/-/vscode-uri-3.0.8.tgz",
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diff --git a/packages/lit-analyzer/package.json b/packages/lit-analyzer/package.json
index 5fb6a45c..d5032e01 100644
--- a/packages/lit-analyzer/package.json
+++ b/packages/lit-analyzer/package.json
@@ -95,7 +95,7 @@
 		"parse5": "5.1.0",
 		"ts-simple-type": "~2.0.0-next.0",
 		"vscode-css-languageservice": "6.2.12",
-		"vscode-html-languageservice": "3.1.0",
+		"vscode-html-languageservice": "5.1.2",
 		"web-component-analyzer": "^2.0.0"
 	},
 	"devDependencies": {