diff --git a/data/registers/aes_u5.yaml b/data/registers/aes_v3a.yaml
similarity index 100%
rename from data/registers/aes_u5.yaml
rename to data/registers/aes_v3a.yaml
diff --git a/stm32-data-gen/src/chips.rs b/stm32-data-gen/src/chips.rs
index e6de9f0..20b5520 100644
--- a/stm32-data-gen/src/chips.rs
+++ b/stm32-data-gen/src/chips.rs
@@ -152,9 +152,9 @@ impl PeriMatcher {
             ("STM32L1.*:AES:.*", ("aes", "v1", "AES")),
             ("STM32L4.*:AES:.*", ("aes", "v1", "AES")),
             ("STM32L5.*:AES:.*", ("aes", "v2", "AES")),
-            ("STM32U5.*:AES:.*", ("aes", "u5", "AES")),
             ("STM32WL5.*:AES:.*", ("aes", "v2", "AES")),
             ("STM32WLE.*:AES:.*", ("aes", "v2", "AES")),
+            ("STM32U5.*:AES:.*", ("aes", "v3a", "AES")),
             (".*:SPI:spi2_v1_4", ("spi", "f1", "SPI")),
             (".*:SPI:spi2s1_v2_1", ("spi", "v1", "SPI")),
             (".*:SPI:spi2s1_v2_2", ("spi", "v1", "SPI")),