diff --git a/data/registers/rcc_l4.yaml b/data/registers/rcc_l4.yaml
index 3a674af..0d94017 100644
--- a/data/registers/rcc_l4.yaml
+++ b/data/registers/rcc_l4.yaml
@@ -2267,7 +2267,7 @@ enum/SW:
   - name: HSE
     description: HSE selected as system clock
     value: 2
-  - name: PLL1_P
+  - name: PLL1_R
     description: PLL selected as system clock
     value: 3
 enum/SWPMI1SEL: