diff --git a/tests/mos6502.branch.c b/tests/mos6502.branch.c
index 62dd955..53be7e2 100644
--- a/tests/mos6502.branch.c
+++ b/tests/mos6502.branch.c
@@ -10,22 +10,22 @@ Test(mos6502_branch, bcc)
 {
     cpu->eff_addr = 123;
     mos6502_handle_bcc(cpu, 0);
-    cr_assert_eq(cpu->PC, 123);
+    cr_assert_eq(cpu->PC, 2);
 
-    cpu->P |= MOS_CARRY;
-    cpu->eff_addr = 125;
-    mos6502_handle_bcc(cpu, 0);
-    cr_assert_neq(cpu->PC, 127);
+    cpu->P &= ~MOS_CARRY;
+    cpu->eff_addr = 128;
+    mos6502_handle_bcc(cpu, 3);
+    cr_assert_eq(cpu->PC, 128);
 }
 
 Test(mos6502_branch, bcs)
 {
     cpu->eff_addr = 123;
     mos6502_handle_bcs(cpu, 0);
-    cr_assert_neq(cpu->PC, 123);
+    cr_assert_eq(cpu->PC, 123);
 
-    cpu->P |= MOS_CARRY;
-    cpu->eff_addr = 125;
+    cpu->P &= ~MOS_CARRY;
+    cpu->eff_addr = 200;
     mos6502_handle_bcs(cpu, 0);
     cr_assert_eq(cpu->PC, 125);
 }
@@ -34,69 +34,69 @@ Test(mos6502_branch, beq)
 {
     cpu->eff_addr = 123;
     mos6502_handle_beq(cpu, 0);
-    cr_assert_neq(cpu->PC, 123);
+    cr_assert_eq(cpu->PC, 123);
 
-    cpu->P |= MOS_ZERO;
-    cpu->eff_addr = 125;
+    cpu->P &= ~MOS_ZERO;
+    cpu->eff_addr = 150;
     mos6502_handle_beq(cpu, 0);
-    cr_assert_eq(cpu->PC, 125);
+    cr_assert_neq(cpu->PC, 150);
 }
 
 Test(mos6502_branch, bmi)
 {
     cpu->eff_addr = 123;
     mos6502_handle_bmi(cpu, 0);
-    cr_assert_neq(cpu->PC, 123);
+    cr_assert_eq(cpu->PC, 123);
 
-    cpu->P |= MOS_NEGATIVE;
-    cpu->eff_addr = 125;
+    cpu->P &= ~MOS_NEGATIVE;
+    cpu->eff_addr = 150;
     mos6502_handle_bmi(cpu, 0);
-    cr_assert_eq(cpu->PC, 125);
+    cr_assert_neq(cpu->PC, 150);
 }
 
 Test(mos6502_branch, bne)
 {
     cpu->eff_addr = 123;
     mos6502_handle_bne(cpu, 0);
-    cr_assert_eq(cpu->PC, 123);
+    cr_assert_neq(cpu->PC, 123);
 
-    cpu->P |= MOS_ZERO;
+    cpu->P &= ~MOS_ZERO;
     cpu->eff_addr = 125;
     mos6502_handle_bne(cpu, 0);
-    cr_assert_neq(cpu->PC, 127);
+    cr_assert_eq(cpu->PC, 125);
 }
 
 Test(mos6502_branch, bpl)
 {
     cpu->eff_addr = 123;
     mos6502_handle_bpl(cpu, 0);
-    cr_assert_eq(cpu->PC, 123);
+    cr_assert_neq(cpu->PC, 123);
 
-    cpu->P |= MOS_NEGATIVE;
+    cpu->P &= ~MOS_NEGATIVE;
     cpu->eff_addr = 125;
     mos6502_handle_bpl(cpu, 0);
-    cr_assert_neq(cpu->PC, 127);
+    cr_assert_eq(cpu->PC, 125);
 }
 
 Test(mos6502_branch, bvc)
 {
     cpu->eff_addr = 123;
     mos6502_handle_bvc(cpu, 0);
-    cr_assert_eq(cpu->PC, 123);
+    cr_assert_neq(cpu->PC, 123);
 
-    cpu->P |= MOS_OVERFLOW;
+    cpu->P &= ~MOS_OVERFLOW;
     cpu->eff_addr = 125;
     mos6502_handle_bvc(cpu, 0);
-    cr_assert_neq(cpu->PC, 127);
+    cr_assert_eq(cpu->PC, 125);
 }
 
 Test(mos6502_branch, bvs)
 {
     cpu->eff_addr = 123;
     mos6502_handle_bvs(cpu, 0);
-    cr_assert_neq(cpu->PC, 123);
+    cr_assert_eq(cpu->PC, 123);
 
-    cpu->P |= MOS_OVERFLOW;
+    cpu->P &= ~MOS_OVERFLOW;
     cpu->eff_addr = 125;
     mos6502_handle_bvs(cpu, 0);
     cr_assert_eq(cpu->PC, 125);