diff --git a/ut_frontend/ifu/pred_checker/env/pred_checker_mdl.py b/ut_frontend/ifu/pred_checker/env/pred_checker_mdl.py
index 07bfa4e..637739e 100644
--- a/ut_frontend/ifu/pred_checker/env/pred_checker_mdl.py
+++ b/ut_frontend/ifu/pred_checker/env/pred_checker_mdl.py
@@ -70,6 +70,11 @@ class PredCheckerModel(Model):
                         self.fixedRange[i] = 1
                     for i in range(PREDICT_WIDTH):
                         self.fixedTaken[i] = 0
+                    if(pds[cfi_idx[0]][BRTYPE_LABEL] == 3) and (not pds[cfi_idx[0]][RET_LABEL]):
+                        for i in range(PREDICT_WIDTH):
+                            if(instrRange[i]):
+                                self.fixedRange[i] = 1
+                        self.fixedTaken[cfi_idx[0]] = 1
             if not ftqValid:
                 self.fixedRange = [1 for _ in range(cfi_idx[0] + 1)]
                 self.fixedRange.extend([0 for _ in range(PREDICT_WIDTH - cfi_idx[0] - 1)])
diff --git a/ut_frontend/ifu/pred_checker/env/pred_checker_sqr.py b/ut_frontend/ifu/pred_checker/env/pred_checker_sqr.py
index 6472cd8..aded199 100644
--- a/ut_frontend/ifu/pred_checker/env/pred_checker_sqr.py
+++ b/ut_frontend/ifu/pred_checker/env/pred_checker_sqr.py
@@ -184,12 +184,10 @@ class pred_checker_sqr:
             #print("Case 3.2.2: generate test vector")
             pc_0 = random.randint(0, 2**50 - 2**6)
             ftqValid = True
-            ftqOffBits = 10
-            randOffset = 12
-            #ftqOffBits = random.randint(1, 15)
-            #randOffset = random.randint(0, 14)
-            #while randOffset >= ftqOffBits:
-            #    randOffset = random.randint(0, 14)
+            ftqOffBits = random.randint(1, 15)
+            randOffset = random.randint(0, 14)
+            while randOffset >= ftqOffBits:
+                randOffset = random.randint(0, 14)
             pds = [{RVC_LABEL: False, RET_LABEL: False, BRTYPE_LABEL: 0 } for i in range(PREDICT_WIDTH)]
             pds[randOffset] = {RVC_LABEL: False, RET_LABEL: False, BRTYPE_LABEL: 3}
             instrRange = [True for _ in range(PREDICT_WIDTH)]