diff --git a/data/registers/flash_wb55.yaml b/data/registers/flash_wb.yaml
similarity index 100%
rename from data/registers/flash_wb55.yaml
rename to data/registers/flash_wb.yaml
diff --git a/data/registers/flash_wl55.yaml b/data/registers/flash_wl.yaml
similarity index 100%
rename from data/registers/flash_wl55.yaml
rename to data/registers/flash_wl.yaml
diff --git a/stm32data/__main__.py b/stm32data/__main__.py
index f6414fb..6d77461 100755
--- a/stm32data/__main__.py
+++ b/stm32data/__main__.py
@@ -229,8 +229,8 @@ perimap = [
     ('STM32L4.*:FLASH:.*', ('flash', 'l4', 'FLASH')),
     ('STM32L5.*:FLASH:.*', ('flash', 'l5', 'FLASH')),
     ('STM32U5.*:FLASH:.*', ('flash', 'u5', 'FLASH')),
-    ('STM32WB.*:FLASH:.*', ('flash', 'wb55', 'FLASH')),
-    ('STM32WL.*:FLASH:.*', ('flash', 'wl55', 'FLASH')),
+    ('STM32WB.*:FLASH:.*', ('flash', 'wb', 'FLASH')),
+    ('STM32WL.*:FLASH:.*', ('flash', 'wl', 'FLASH')),
     ('STM32G0.*:FLASH:.*', ('flash', 'g0', 'FLASH')),
     ('STM32F7.*:ETH:ETH:ethermac110_v2_0', ('eth', 'v1c', 'ETH')),
     ('.*ETH:ethermac110_v3_0', ('eth', 'v2', 'ETH')),