diff --git a/CHANGELOG-rust.md b/CHANGELOG-rust.md
index b45611f2..91a237a8 100644
--- a/CHANGELOG-rust.md
+++ b/CHANGELOG-rust.md
@@ -6,6 +6,7 @@ This changelog tracks the Rust `svdtools` project. See
 ## [Unreleased]
 
 * Move field with derived enums before other
+* Support `displayName` in `_array` of registers
 
 ## [v0.3.4] 2023-10-14
 
diff --git a/src/patch/peripheral.rs b/src/patch/peripheral.rs
index 535256ac..da5af94d 100644
--- a/src/patch/peripheral.rs
+++ b/src/patch/peripheral.rs
@@ -1217,11 +1217,18 @@ fn collect_in_array(
         if desc != "_original" {
             rinfo.description = Some(desc.into());
         }
-    } else if dim_index[0] == "0" {
-        if let Some(desc) = rinfo.description.as_mut() {
-            *desc = desc.replace('0', "%s");
+    } else if let Some(desc) = rinfo.description.as_mut() {
+        *desc = desc.replace(dim_index[0].chars().next().unwrap(), "%s");
+    }
+
+    if let Some(dname) = rmod.get_str("displayName")? {
+        if dname != "_original" {
+            rinfo.display_name = Some(dname.into());
         }
+    } else if let Some(dname) = rinfo.display_name.as_mut() {
+        *dname = dname.replace(dim_index[0].chars().next().unwrap(), "%s");
     }
+
     let mut reg = rinfo.array(
         DimElement::builder()
             .dim(dim as u32)