diff --git a/internal/tsoptions/tsconfigparsing.go b/internal/tsoptions/tsconfigparsing.go
index faad993acd..fbcb75e507 100644
--- a/internal/tsoptions/tsconfigparsing.go
+++ b/internal/tsoptions/tsconfigparsing.go
@@ -139,15 +139,7 @@ func parseOwnConfigOfJsonSourceFile(
 		}
 		if parentOption != nil && parentOption.Name != "undefined" && value != nil {
 			if option != nil && option.Name != "" {
-				commandLineOptionEnumMapVal := option.EnumMap()
-				if commandLineOptionEnumMapVal != nil {
-					val, ok := commandLineOptionEnumMapVal.Get(strings.ToLower(value.(string)))
-					if ok {
-						propertySetErrors = append(propertySetErrors, ParseCompilerOptions(option.Name, val, options)...)
-					}
-				} else {
-					propertySetErrors = append(propertySetErrors, ParseCompilerOptions(option.Name, value, options)...)
-				}
+				propertySetErrors = append(propertySetErrors, ParseCompilerOptions(option.Name, value, options)...)
 			} else if keyText != "" {
 				if parentOption.ElementOptions != nil {
 					// !!! TODO: support suggestion
@@ -276,8 +268,7 @@ func isCompilerOptionsValue(option *CommandLineOption, value any) bool {
 			return reflect.TypeOf(value) == orderedMapType
 		}
 		if option.Kind == "enum" && reflect.TypeOf(value).Kind() == reflect.String {
-			_, ok := option.EnumMap().Get(strings.ToLower(value.(string)))
-			return ok || (option.DeprecatedKeys() != nil && option.DeprecatedKeys().Has(strings.ToLower(value.(string))))
+			return true
 		}
 	}
 	return false
@@ -376,18 +367,19 @@ func convertJsonOption(
 		}
 	}
 	if isCompilerOptionsValue(opt, value) {
-		optType := opt.Kind
-		if optType == "list" {
+		switch opt.Kind {
+		case CommandLineOptionTypeList:
 			return convertJsonOptionOfListType(opt, value, basePath, propertyAssignment, valueExpression, sourceFile) // as ArrayLiteralExpression | undefined
-		} else if optType == "listOrElement" {
+		case CommandLineOptionTypeListOrElement:
 			if reflect.TypeOf(value).Kind() == reflect.Slice {
 				return convertJsonOptionOfListType(opt, value, basePath, propertyAssignment, valueExpression, sourceFile)
 			} else {
 				return convertJsonOption(opt.Elements(), value, basePath, propertyAssignment, valueExpression, sourceFile)
 			}
-		} else if !(reflect.TypeOf(optType).Kind() == reflect.String) {
+		case CommandLineOptionTypeEnum:
 			return convertJsonOptionOfEnumType(opt, value.(string), valueExpression, sourceFile)
 		}
+
 		validatedValue, errors := validateJsonOptionValue(opt, value, valueExpression, sourceFile)
 		if len(errors) > 0 || validatedValue == nil {
 			return validatedValue, errors
diff --git a/internal/tsoptions/tsconfigparsing_test.go b/internal/tsoptions/tsconfigparsing_test.go
index da38d48d99..49ddbbb667 100644
--- a/internal/tsoptions/tsconfigparsing_test.go
+++ b/internal/tsoptions/tsconfigparsing_test.go
@@ -480,6 +480,21 @@ var parseJsonConfigFileTests = []struct {
 			allFileList:    map[string]string{"/app.ts": ""},
 		}},
 	},
+	{
+		title: "reports errors for wrong type option and invalid enum value",
+		input: []testConfig{{
+			jsonText: `{
+			    "compilerOptions": {
+				"target": "invalid value",
+				"removeComments": "should be a boolean",
+				"moduleResolution": "invalid value"
+			    }
+			}`,
+			configFileName: "tsconfig.json",
+			basePath:       "/",
+			allFileList:    map[string]string{"/app.ts": ""},
+		}},
+	},
 }
 
 var tsconfigWithExtends = `{
@@ -702,7 +717,7 @@ func TestParseSrcCompiler(t *testing.T) {
 
 	opts := parseConfigFileContent.CompilerOptions()
 	assert.DeepEqual(t, opts, &core.CompilerOptions{
-		Lib:                        []string{"es2020"},
+		Lib:                        []string{"lib.es2020.d.ts"},
 		ModuleKind:                 core.ModuleKindNodeNext,
 		ModuleResolution:           core.ModuleResolutionKindNodeNext,
 		NewLine:                    core.NewLineKindLF,
diff --git a/testdata/baselines/reference/config/tsconfigParsing/reports errors for wrong type option and invalid enum value with json api.js b/testdata/baselines/reference/config/tsconfigParsing/reports errors for wrong type option and invalid enum value with json api.js
new file mode 100644
index 0000000000..78f5175eef
--- /dev/null
+++ b/testdata/baselines/reference/config/tsconfigParsing/reports errors for wrong type option and invalid enum value with json api.js	
@@ -0,0 +1,24 @@
+Fs::
+//// [/app.ts]
+
+
+//// [/tsconfig.json]
+{
+			    "compilerOptions": {
+				"target": "invalid value",
+				"removeComments": "should be a boolean",
+				"moduleResolution": "invalid value"
+			    }
+			}
+
+
+configFileName:: tsconfig.json
+CompilerOptions::
+{
+  "configFilePath": "/tsconfig.json"
+}
+
+FileNames::
+/app.ts
+Errors::
+error TS5024: Compiler option 'removeComments' requires a value of type boolean.
diff --git a/testdata/baselines/reference/config/tsconfigParsing/reports errors for wrong type option and invalid enum value with jsonSourceFile api.js b/testdata/baselines/reference/config/tsconfigParsing/reports errors for wrong type option and invalid enum value with jsonSourceFile api.js
new file mode 100644
index 0000000000..10a64ebb70
--- /dev/null
+++ b/testdata/baselines/reference/config/tsconfigParsing/reports errors for wrong type option and invalid enum value with jsonSourceFile api.js	
@@ -0,0 +1,38 @@
+Fs::
+//// [/app.ts]
+
+
+//// [/tsconfig.json]
+{
+			    "compilerOptions": {
+				"target": "invalid value",
+				"removeComments": "should be a boolean",
+				"moduleResolution": "invalid value"
+			    }
+			}
+
+
+configFileName:: tsconfig.json
+CompilerOptions::
+{
+  "configFilePath": "/tsconfig.json"
+}
+
+FileNames::
+/app.ts
+Errors::
+tsconfig.json:3:15 - error TS6046: Argument for '--target' option must be: 'es5', 'es6', 'es2015', 'es2016', 'es2017', 'es2018', 'es2019', 'es2020', 'es2021', 'es2022', 'es2023', 'esnext'.
+
+3     "target": "invalid value",
+                ~~~~~~~~~~~~~~~
+
+tsconfig.json:4:23 - error TS5024: Compiler option 'removeComments' requires a value of type boolean.
+
+4     "removeComments": "should be a boolean",
+                        ~~~~~~~~~~~~~~~~~~~~~
+
+tsconfig.json:5:25 - error TS6046: Argument for '--moduleResolution' option must be: 'node16', 'nodenext', 'bundler'.
+
+5     "moduleResolution": "invalid value"
+                          ~~~~~~~~~~~~~~~
+
diff --git a/testdata/baselines/reference/config/tsconfigParsing/returns error when tsconfig have excludes with json api.js b/testdata/baselines/reference/config/tsconfigParsing/returns error when tsconfig have excludes with json api.js
index 334ebabd3a..20d1945437 100644
--- a/testdata/baselines/reference/config/tsconfigParsing/returns error when tsconfig have excludes with json api.js	
+++ b/testdata/baselines/reference/config/tsconfigParsing/returns error when tsconfig have excludes with json api.js	
@@ -20,7 +20,7 @@ configFileName:: tsconfig.json
 CompilerOptions::
 {
   "lib": [
-    "es5"
+    "lib.es5.d.ts"
   ],
   "configFilePath": "/apath/tsconfig.json"
 }
diff --git a/testdata/baselines/reference/config/tsconfigParsing/returns error when tsconfig have excludes with jsonSourceFile api.js b/testdata/baselines/reference/config/tsconfigParsing/returns error when tsconfig have excludes with jsonSourceFile api.js
index af3103c206..bf6a9b12ab 100644
--- a/testdata/baselines/reference/config/tsconfigParsing/returns error when tsconfig have excludes with jsonSourceFile api.js	
+++ b/testdata/baselines/reference/config/tsconfigParsing/returns error when tsconfig have excludes with jsonSourceFile api.js	
@@ -20,7 +20,7 @@ configFileName:: tsconfig.json
 CompilerOptions::
 {
   "lib": [
-    "es5"
+    "lib.es5.d.ts"
   ],
   "configFilePath": "/apath/tsconfig.json"
 }