diff --git a/BaseTools/Source/C/VfrCompile/Pccts/antlr/antlr.c b/BaseTools/Source/C/VfrCompile/Pccts/antlr/antlr.c
index 8aaef794e1..d0185b8fb5 100644
--- a/BaseTools/Source/C/VfrCompile/Pccts/antlr/antlr.c
+++ b/BaseTools/Source/C/VfrCompile/Pccts/antlr/antlr.c
@@ -3252,7 +3252,7 @@ enum_def(fname)
         zzMake0;
         {
         if ( (LA(1)==ID)&&(isDLGmaxToken(LATEXT(1))) ) {
-          if (!(isDLGmaxToken(LATEXT(1)))            ) {zzfailed_pred("  isDLGmaxToken(LATEXT(1))",0 /* report */, { 0; /* no user action */ } );}
+          if (!(isDLGmaxToken(LATEXT(1)))            ) {zzfailed_pred("  isDLGmaxToken(LATEXT(1))",0 /* report */, { ; /* no user action */ } );}
           zzmatch(ID); zzCONSUME;
           {
             zzBLOCK(zztasp4);
diff --git a/BaseTools/Source/C/VfrCompile/Pccts/antlr/gen.c b/BaseTools/Source/C/VfrCompile/Pccts/antlr/gen.c
index d0a448d31d..975558f0dd 100644
--- a/BaseTools/Source/C/VfrCompile/Pccts/antlr/gen.c
+++ b/BaseTools/Source/C/VfrCompile/Pccts/antlr/gen.c
@@ -1968,7 +1968,7 @@ ActionNode *p;
                     (p->pred_fail == NULL ?                          /* MR23/MR27 */
                        	"0 /* report */" : "1 /* user action */"),   /* MR23/MR27 */
                     (p->pred_fail == NULL ?                          /* MR23 */
-                        "0; /* no user action */" : p->pred_fail));  /* MR23 */
+                        "; /* no user action */" : p->pred_fail));   /* MR23 */
 			tabs--;
 		}
 		else    /* not a predicate */
@@ -2618,7 +2618,7 @@ TokNode *p;
                     (a->pred_fail == NULL ?                          /* MR23/MR27 */
                        	"0 /* report */" : "1 /* user action */"),   /* MR23/MR27 */
                     (a->pred_fail == NULL ?                          /* MR23 */
-                        "0; /* no user action */" : a->pred_fail));  /* MR23 */
+                        "; /* no user action */" : a->pred_fail));   /* MR23 */
 			tabs--;
 /* Disabled in MR30 ************************************************************
    And moved into genAction