diff --git a/crates/oxc_prettier/src/format/mod.rs b/crates/oxc_prettier/src/format/mod.rs
index d1c54ba36..badb912e6 100644
--- a/crates/oxc_prettier/src/format/mod.rs
+++ b/crates/oxc_prettier/src/format/mod.rs
@@ -1305,7 +1305,21 @@ impl<'a> Format<'a> for PropertyKey<'a> {
         match self {
             PropertyKey::Identifier(ident) => ident.format(p),
             PropertyKey::PrivateIdentifier(ident) => ident.format(p),
-            PropertyKey::Expression(expr) => expr.format(p),
+            PropertyKey::Expression(expr) => match expr {
+                Expression::StringLiteral(literal) => {
+                    let expr = format!(p, literal);
+                    let value = literal.value.as_bytes();
+                    if !&value[0].is_ascii_digit() && !value.contains(&b'_') {
+                        p.str(&literal.value)
+                    } else {
+                        literal.format(p)
+                    }
+                }
+                Expression::Identifier(ident) => {
+                    array!(p, ss!("["), ident.format(p), ss!("]"))
+                }
+                _ => expr.format(p),
+            },
         }
     }
 }
diff --git a/tasks/prettier_conformance/prettier.snap.md b/tasks/prettier_conformance/prettier.snap.md
index c500de884..034c3e99a 100644
--- a/tasks/prettier_conformance/prettier.snap.md
+++ b/tasks/prettier_conformance/prettier.snap.md
@@ -1,4 +1,4 @@
-Compatibility: 81/881 (9.19%)
+Compatibility: 83/881 (9.42%)
 
 # Failed
 
@@ -803,7 +803,6 @@ Compatibility: 81/881 (9.19%)
 
 ### object-prop-break-in
 * object-prop-break-in/comment.js
-* object-prop-break-in/long-value.js
 * object-prop-break-in/short-keys.js
 * object-prop-break-in/test.js
 
@@ -1076,7 +1075,6 @@ Compatibility: 81/881 (9.19%)
 
 ### unicode
 * unicode/combining-characters.js
-* unicode/keys.js
 * unicode/nbsp-jsx.js
 
 ### update-expression