diff --git a/tests/common.py b/tests/common.py
index 373b1ab04..75c37c710 100644
--- a/tests/common.py
+++ b/tests/common.py
@@ -19,9 +19,6 @@ from trezorlib.messages import ButtonRequestType as B
 # fmt: off
 #                1      2     3    4      5      6      7     8      9    10    11    12
 MNEMONIC12 = "alcohol woman abuse must during monitor noble actual mixed trade anger aisle"
-MNEMONIC18 = "owner little vague addict embark decide pink prosper true fork panda embody mixture exchange choose canoe electric jewel"
-MNEMONIC24 = "dignity pass list indicate nasty swamp pool script soccer toe leaf photo multiply desk host tomato cradle drill spread actor shine dismiss champion exotic"
-MNEMONIC_ALLALLALL = " ".join(["all"] * 12)
 # fmt: on
 
 MNEMONIC_SHAMIR_20_3of6 = [
@@ -38,17 +35,6 @@ MNEMONIC_SHAMIR_20_2of3_2of3_GROUPS = [
 ]
 
 
-class TrezorTest:
-    mnemonic12 = MNEMONIC12
-    mnemonic18 = MNEMONIC18
-    mnemonic24 = MNEMONIC24
-    mnemonic_all = MNEMONIC_ALLALLALL
-
-    pin4 = "1234"
-    pin6 = "789456"
-    pin8 = "45678978"
-
-
 def generate_entropy(strength, internal_entropy, external_entropy):
     """
     strength - length of produced seed. One of 128, 192, 256