# HINCRBYFLOAT

> Increments the value of a hash field by a given float value.

## Arguments

<ParamField body="key" type="str" required>
  The key of the hash.
</ParamField>

<ParamField body="field" type="str" required>
  The field to increment
</ParamField>

<ParamField body="increment" type="float" required>
  How much to increment the field by. Can be negative to subtract.
</ParamField>

## Response

<ResponseField type="float" required>
  The new value of the field after the increment.
</ResponseField>

<RequestExample>
```py Example
redis.hset("myhash", "field1", 5.5)

assert redis.hincrbyfloat("myhash", "field1", 10.1) - 15.6 < 0.0001
```
</RequestExample>