from v1.36 to v1.37 great speed reduction

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Hi guys!
just start oclHashcat-1.37, and what i see:

Code:

oclHashcat v1.37 starting...

Device #1: Tahiti, 2983MB, 925Mhz, 32MCU  

Hashes: 47154 hashes; 47154 unique digests, 1 unique salts
Bitmaps: 16 bits, 65536 entries, 0x0000ffff mask, 262144 bytes, 5/13 rotates
Applicable Optimizers:
* Zero-Byte
* Precompute-Final-Permutation
* Not-Iterated
* Single-Salt
* Brute-Force
* Scalar-Mode
Watchdog: Temperature abort trigger set to 90c
Watchdog: Temperature retain trigger set to 80c
Device #1: Kernel ./kernels/4098/m01500_a3.Tahiti_1800.11_1800.11 (VM)_1439892092.kernel (128428 bytes)
Device #1: Kernel ./kernels/4098/markov_le_v1.Tahiti_1800.11_1800.11 (VM)_1439892092.kernel (35544 bytes)

[s]tatus [p]ause [r]esume [b]ypass [q]uit => s

Session.Name...: oclHashcat
Status.........: Running
Input.Mode.....: Mask (?l?d?d?l?u?l?u?d) [8]
Hash.Target....: File (./Hashes/all_DES_4096/21)
Hash.Type......: descrypt, DES(Unix), Traditional DES
Time.Started...: Sat Oct 17 15:00:17 2015 (1 min, 3 secs)
Time.Estimated.: Sat Oct 17 15:05:14 2015 (3 mins, 53 secs)
Speed.GPU.#1...: 41016.9 kH/s
Recovered......: 0/47154 (0.00%) Digests, 0/1 (0.00%) Salts
Progress.......: 2542796800/11881376000 (21.40%)
Rejected.......: 0/2542796800 (0.00%)
Restore.Point..: 655360/4569760 (14.34%)
HWMon.GPU.#1...: 99% Util, 76c Temp, 15% Fan

before was oclHashcat-1.36:

Code:

oclHashcat v1.36 starting...

Device #1: Tahiti, 2983MB, 925Mhz, 32MCU  

Hashes: 47154 hashes; 47154 unique digests, 1 unique salts
Bitmaps: 16 bits, 65536 entries, 0x0000ffff mask, 262144 bytes, 5/13 rotates
Applicable Optimizers:
* Zero-Byte
* Precompute-Final-Permutation
* Not-Iterated
* Single-Salt
* Brute-Force
* Scalar-Mode
Watchdog: Temperature abort trigger set to 90c
Watchdog: Temperature retain trigger set to 80c
Device #1: Kernel ./kernels/4098/m01500_a3.Tahiti_1800.11_1800.11 (VM)_1429981600.kernel (123360 bytes)
Device #1: Kernel ./kernels/4098/markov_le_v1.Tahiti_1800.11_1800.11 (VM)_1429981600.kernel (35124 bytes)

[s]tatus [p]ause [r]esume [b]ypass [q]uit => s

Session.Name...: oclHashcat
Status.........: Running
Input.Mode.....: Mask (?l?d?d?l?u?l?u?d) [8]
Hash.Target....: File (./Hashes/all_DES_4096/21)
Hash.Type......: descrypt, DES(Unix), Traditional DES
Time.Started...: Sat Oct 17 15:05:43 2015 (35 secs)
Time.Estimated.: Sat Oct 17 15:07:35 2015 (1 min, 15 secs)
Speed.GPU.#1...:   110.3 MH/s
Recovered......: 0/47154 (0.00%) Digests, 0/1 (0.00%) Salts
Progress.......: 3827302400/11881376000 (32.21%)
Rejected.......: 0/3827302400 (0.00%)
Restore.Point..: 1310720/4569760 (28.68%)
HWMon.GPU.#1...: 99% Util, 79c Temp, 15% Fan

Can somebody help me, what to do?