diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 51d8202..2c33cf9 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -23,7 +23,7 @@ jobs:
           - ch32v103c8t6
           - ch32v203f8u6
           - ch32v208wbu6
-          - ch32v303vct6
+          - ch32v303cbt6
           - ch32v305fbp6
           - ch32v307vct6
           - ch32x035f7p6
@@ -39,7 +39,7 @@ jobs:
             target: riscv32imc-unknown-none-elf
           - chip: ch32v208wbu6
             target: riscv32imc-unknown-none-elf
-          - chip: ch32v303vct6
+          - chip: ch32v303cbt6
             # use rv32imc because ri32imfc does not exist, hal should not use FP anyways
             target: riscv32imc-unknown-none-elf
           - chip: ch32v305fbp6
diff --git a/build.rs b/build.rs
index de63ab4..dd413f8 100644
--- a/build.rs
+++ b/build.rs
@@ -446,7 +446,7 @@ fn main() {
                     let ch: u8 = pin.signal.strip_prefix("OUT").unwrap().parse().unwrap();
 
                     g.extend(quote! {
-                    impl_dac_pin!( #peri, #pin_name, #ch);
+                        impl_dac_pin!( #peri, #pin_name, #ch);
                     })
                 }
             }
diff --git a/src/lib.rs b/src/lib.rs
index 98a3037..997da34 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -57,7 +57,7 @@ pub mod dma;
 
 #[cfg(adc)]
 pub mod adc;
-#[cfg(peri_dac1)]
+#[cfg(dac)]
 pub mod dac;
 pub mod exti;
 pub mod gpio;