diff --git a/Sources/SwiftParser/Lexer/Cursor.swift b/Sources/SwiftParser/Lexer/Cursor.swift
index 57deef40b1d..d74f918cfbc 100644
--- a/Sources/SwiftParser/Lexer/Cursor.swift
+++ b/Sources/SwiftParser/Lexer/Cursor.swift
@@ -10,7 +10,7 @@
 //
 //===----------------------------------------------------------------------===//
 
-@_spi(RawSyntax) import SwiftSyntax
+@_spi(RawSyntax) @_spi(BumpPtrAllocator) import SwiftSyntax
 
 extension SyntaxText {
   fileprivate func containsPlaceholderEnd() -> Bool {
diff --git a/Sources/SwiftParser/Lexer/LexemeSequence.swift b/Sources/SwiftParser/Lexer/LexemeSequence.swift
index a82f5bf341f..46112f807a3 100644
--- a/Sources/SwiftParser/Lexer/LexemeSequence.swift
+++ b/Sources/SwiftParser/Lexer/LexemeSequence.swift
@@ -10,7 +10,7 @@
 //
 //===----------------------------------------------------------------------===//
 
-@_spi(RawSyntax) import SwiftSyntax
+@_spi(RawSyntax) @_spi(BumpPtrAllocator) import SwiftSyntax
 
 extension Lexer {
   /// A sequence of ``Lexer/Lexeme`` tokens starting from a ``Lexer/Cursor``
diff --git a/Sources/SwiftParser/Lexer/RegexLiteralLexer.swift b/Sources/SwiftParser/Lexer/RegexLiteralLexer.swift
index af6094a78ae..2a632193c87 100644
--- a/Sources/SwiftParser/Lexer/RegexLiteralLexer.swift
+++ b/Sources/SwiftParser/Lexer/RegexLiteralLexer.swift
@@ -10,7 +10,7 @@
 //
 //===----------------------------------------------------------------------===//
 
-@_spi(RawSyntax) import SwiftSyntax
+@_spi(RawSyntax) @_spi(BumpPtrAllocator) import SwiftSyntax
 
 /// A separate lexer specifically for regex literals.
 fileprivate struct RegexLiteralLexer {
diff --git a/Sources/SwiftParser/StringLiteralRepresentedLiteralValue.swift b/Sources/SwiftParser/StringLiteralRepresentedLiteralValue.swift
index 6ddd80437f3..64b36da8322 100644
--- a/Sources/SwiftParser/StringLiteralRepresentedLiteralValue.swift
+++ b/Sources/SwiftParser/StringLiteralRepresentedLiteralValue.swift
@@ -10,7 +10,7 @@
 //
 //===----------------------------------------------------------------------===//
 
-@_spi(RawSyntax) import SwiftSyntax
+@_spi(RawSyntax) @_spi(BumpPtrAllocator) import SwiftSyntax
 
 extension StringLiteralExprSyntax {
 
diff --git a/Sources/SwiftSyntax/BumpPtrAllocator.swift b/Sources/SwiftSyntax/BumpPtrAllocator.swift
index 181552f3dc0..9ce6dbf26bf 100644
--- a/Sources/SwiftSyntax/BumpPtrAllocator.swift
+++ b/Sources/SwiftSyntax/BumpPtrAllocator.swift
@@ -13,7 +13,7 @@
 /// A ``BumpPtrAllocator`` that allocates `slabSize` at a time.
 /// Once all memory in a slab has been used, it allocates a new slab and no
 /// memory allocations are necessary until that slab is completely filled up.
-@_spi(RawSyntax) @_spi(Testing)
+@_spi(BumpPtrAllocator) @_spi(Testing)
 public class BumpPtrAllocator {
   typealias Slab = UnsafeMutableRawBufferPointer