diff --git a/Cargo.lock b/Cargo.lock
index 8aab69d..05ac458 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -4,7 +4,7 @@ version = 3
 
 [[package]]
 name = "bitterly"
-version = "0.4.0"
+version = "0.5.0"
 dependencies = [
  "paste",
 ]
diff --git a/examples/max14748.rs b/examples/max14748.rs
index 2b84974..7469850 100644
--- a/examples/max14748.rs
+++ b/examples/max14748.rs
@@ -13,6 +13,7 @@ pub fn main() {
 
     peripheral!(
         Max14748,
+        u8,
         0x0A,
         54,
         [
diff --git a/examples/max17261.rs b/examples/max17261.rs
index ef22ea1..03235ff 100644
--- a/examples/max17261.rs
+++ b/examples/max17261.rs
@@ -43,6 +43,7 @@ pub fn main() {
 
     peripheral!(
         Max17261,
+        u8,
         0x36,
         112,
         [
diff --git a/tests/bitterly.rs b/tests/bitterly.rs
index 52448c0..ac238d2 100644
--- a/tests/bitterly.rs
+++ b/tests/bitterly.rs
@@ -58,6 +58,7 @@ mod tests {
 
         peripheral!(
             Max14748,
+            u8,
             0x0A,
             5,
             [
@@ -92,6 +93,7 @@ mod tests {
 
         peripheral!(
             Max14748,
+            u8,
             0x0A,
             5,
             [
@@ -144,6 +146,7 @@ mod tests {
 
         peripheral!(
             Max14748,
+            u8,
             0x0A,
             5,
             [
@@ -169,6 +172,7 @@ mod tests {
 
         peripheral!(
             Max14748,
+            u8,
             0x0A,
             5,
             [
@@ -234,6 +238,7 @@ mod tests {
 
         peripheral!(
             Max17261,
+            u8,
             0x36,
             4,
             [
@@ -324,8 +329,9 @@ mod tests {
 
         peripheral!(
             Max14748,
+            u8,
             0x0A,
-            8,
+            9,
             [
                 (ChipId, 0x00, 0),
                 (ChipRev, 0x01, 1),