diff --git a/README.md b/README.md
index 1f89889..a9c1af0 100644
--- a/README.md
+++ b/README.md
@@ -16,9 +16,11 @@ debug print of vmcs control fields after reserved bits are set high and low.
 			- IA32_VMX_TRUE_PINBASED_CTLS low bits mask: 0x16
 ```
 
+(overlapping bits in the mask just mean that the bit can be high or low)
+
 ```
-IA32_VMX_TRUE_PINBASED_CTLS high bits mask: 0b00111111
-IA32_VMX_TRUE_PINBASED_CTLS low bits mask:  0b00010110
+IA32_VMX_TRUE_PINBASED_CTLS high bits mask: 0b00111111 // these bits can be high
+IA32_VMX_TRUE_PINBASED_CTLS low bits mask:  0b00010110 // these bits can be low
 ```
 
 #### processor based vm-exit controls
@@ -51,6 +53,13 @@ IA32_VMX_TRUE_PINBASED_CTLS low bits mask:  0b00010110
 			- IA32_VMX_TRUE_PROCBASED_CTLS low bits mask: 0x4006172
 ```
 
+(overlapping bits in the mask just mean that the bit can be high or low)
+
+```
+IA32_VMX_TRUE_PROCBASED_CTLS high bits mask: 0b11111111111110011111111111111110 // these bits can be high
+IA32_VMX_TRUE_PROCBASED_CTLS low bits mask:  0b00000100000000000110000101110010 // these bits can be low
+```
+
 #### vm-entry controls
 
 ```