diff --git a/docs/query-language.md b/docs/query-language.md
index bbfe1cbb7..a598bf351 100644
--- a/docs/query-language.md
+++ b/docs/query-language.md
@@ -200,14 +200,15 @@ SetColumnAttrs(col=10, url=null)
 **Spec:**
 
 ```
-ClearBit(<frame=STRING>, <row=UINT>, <col=UINT>, 
-         [timestamp=TIMESTAMP])
+ClearBit(<frame=STRING>, <row=UINT>, <col=UINT>)
 ```
 
 **Description:**
 
 `ClearBit` assigns a value of 0 to a bit in the binary matrix, thus disassociating the given row in the given frame from the given column.
 
+Note that clearing bits from time views is not supported.
+
 **Result Type:** boolean
 
 A return value of `true` indicates that the bit was toggled from 1 to 0.