diff --git a/data/registers/timer_v1.yaml b/data/registers/timer_v1.yaml
index e013ed1..fa3f10c 100644
--- a/data/registers/timer_v1.yaml
+++ b/data/registers/timer_v1.yaml
@@ -358,7 +358,6 @@ fieldset/CR1_BASIC:
     description: Auto-reload preload enable
     bit_offset: 7
     bit_size: 1
-    enum: ARPE
 fieldset/CR1_GP:
   extends: CR1_BASIC
   description: control register 1
@@ -645,15 +644,6 @@ fieldset/SR_GP:
     array:
       len: 4
       stride: 1
-enum/ARPE:
-  bit_size: 1
-  variants:
-  - name: Disabled
-    description: TIMx_APRR register is not buffered
-    value: 0
-  - name: Enabled
-    description: TIMx_APRR register is buffered
-    value: 1
 enum/CCDS:
   bit_size: 1
   variants: