diff --git a/global.json b/global.json
index ed90209bf1a..0ca138f99e5 100644
--- a/global.json
+++ b/global.json
@@ -1,9 +1,10 @@
 {
   "sdk": {
-    "version": "5.0.100"
+    "version": "5.0.200-preview.20614.14",
+    "rollForward": "minor"
   },
   "tools": {
-    "dotnet": "5.0.100",
+    "dotnet": "5.0.200-preview.20614.14",
     "vs": {
       "version": "16.8",
       "components": [
diff --git a/src/buildtools/fslex/Parsing.fsi b/src/buildtools/fslex/Parsing.fsi
index 2fef45975a8..f4d12606462 100644
--- a/src/buildtools/fslex/Parsing.fsi
+++ b/src/buildtools/fslex/Parsing.fsi
@@ -100,7 +100,7 @@ type Tables<'tok> =
 
     /// Interpret the parser table taking input from the given lexer, using the given lex buffer, and the given start state.
     /// Returns an object indicating the final synthesized value for the parse.
-    member Interpret :  lexer:(LexBuffer<'char> -> 'tok) * lexbuf:LexBuffer<'char> * startState:int -> obj 
+    member Interpret :  lexer:(LexBuffer<'char> -> 'tok) * lexbuf:LexBuffer<'char> * initialState:int -> obj 
 
 #if INTERNALIZED_FSLEXYACC_RUNTIME
 exception internal Accept of obj