diff --git a/data/family/CH32V1.yaml b/data/family/CH32V1.yaml
index d743fc5..eaece80 100644
--- a/data/family/CH32V1.yaml
+++ b/data/family/CH32V1.yaml
@@ -39,17 +39,7 @@
     - signal: EXTI5
       interrupt: EXTI9_5
     - signal: EXTI10
-      interrupt: EXTI10
-    - signal: EXTI11
-      interrupt: EXTI11
-    - signal: EXTI12
-      interrupt: EXTI12
-    - signal: EXTI13
-      interrupt: EXTI13
-    - signal: EXTI14
-      interrupt: EXTI14
-    - signal: EXTI15
-      interrupt: EXTI15
+      interrupt: EXTI15_10
 
 - name: RCC
   address: 0x40021000