diff --git a/lib/tsc.js b/lib/tsc.js
index a657eede679..df5cd037da8 100644
--- a/lib/tsc.js
+++ b/lib/tsc.js
@@ -16566,7 +16566,7 @@ var ts;
                     var comment;
                     if (indent !== undefined)
                         comment = parseTagComments(indent + scanner.getStartPos() - atToken.pos);
-                    var nestedTypeLiteral = parseNestedTypeLiteral(typeExpression, name, target);
+                    var nestedTypeLiteral = target !== 4 && parseNestedTypeLiteral(typeExpression, name, target);
                     if (nestedTypeLiteral) {
                         typeExpression = nestedTypeLiteral;
                         isNameFirst = true;
diff --git a/lib/tsserver.js b/lib/tsserver.js
index e91c87339e4..8faed16315a 100644
--- a/lib/tsserver.js
+++ b/lib/tsserver.js
@@ -17878,7 +17878,7 @@ var ts;
                     var comment;
                     if (indent !== undefined)
                         comment = parseTagComments(indent + scanner.getStartPos() - atToken.pos);
-                    var nestedTypeLiteral = parseNestedTypeLiteral(typeExpression, name, target);
+                    var nestedTypeLiteral = target !== 4 && parseNestedTypeLiteral(typeExpression, name, target);
                     if (nestedTypeLiteral) {
                         typeExpression = nestedTypeLiteral;
                         isNameFirst = true;
diff --git a/lib/tsserverlibrary.js b/lib/tsserverlibrary.js
index 8beac9ebb61..dbe7b5e80ab 100644
--- a/lib/tsserverlibrary.js
+++ b/lib/tsserverlibrary.js
@@ -20730,7 +20730,7 @@ var ts;
                     var comment;
                     if (indent !== undefined)
                         comment = parseTagComments(indent + scanner.getStartPos() - atToken.pos);
-                    var nestedTypeLiteral = parseNestedTypeLiteral(typeExpression, name, target);
+                    var nestedTypeLiteral = target !== 4 /* CallbackParameter */ && parseNestedTypeLiteral(typeExpression, name, target);
                     if (nestedTypeLiteral) {
                         typeExpression = nestedTypeLiteral;
                         isNameFirst = true;
diff --git a/lib/typescript.js b/lib/typescript.js
index 7b58425beb5..c231af0f076 100644
--- a/lib/typescript.js
+++ b/lib/typescript.js
@@ -20730,7 +20730,7 @@ var ts;
                     var comment;
                     if (indent !== undefined)
                         comment = parseTagComments(indent + scanner.getStartPos() - atToken.pos);
-                    var nestedTypeLiteral = parseNestedTypeLiteral(typeExpression, name, target);
+                    var nestedTypeLiteral = target !== 4 /* CallbackParameter */ && parseNestedTypeLiteral(typeExpression, name, target);
                     if (nestedTypeLiteral) {
                         typeExpression = nestedTypeLiteral;
                         isNameFirst = true;
diff --git a/lib/typescriptServices.js b/lib/typescriptServices.js
index 7b58425beb5..c231af0f076 100644
--- a/lib/typescriptServices.js
+++ b/lib/typescriptServices.js
@@ -20730,7 +20730,7 @@ var ts;
                     var comment;
                     if (indent !== undefined)
                         comment = parseTagComments(indent + scanner.getStartPos() - atToken.pos);
-                    var nestedTypeLiteral = parseNestedTypeLiteral(typeExpression, name, target);
+                    var nestedTypeLiteral = target !== 4 /* CallbackParameter */ && parseNestedTypeLiteral(typeExpression, name, target);
                     if (nestedTypeLiteral) {
                         typeExpression = nestedTypeLiteral;
                         isNameFirst = true;
diff --git a/lib/typingsInstaller.js b/lib/typingsInstaller.js
index 24d6ed7e506..ac43ffd4a7a 100644
--- a/lib/typingsInstaller.js
+++ b/lib/typingsInstaller.js
@@ -16572,7 +16572,7 @@ var ts;
                     var comment;
                     if (indent !== undefined)
                         comment = parseTagComments(indent + scanner.getStartPos() - atToken.pos);
-                    var nestedTypeLiteral = parseNestedTypeLiteral(typeExpression, name, target);
+                    var nestedTypeLiteral = target !== 4 && parseNestedTypeLiteral(typeExpression, name, target);
                     if (nestedTypeLiteral) {
                         typeExpression = nestedTypeLiteral;
                         isNameFirst = true;