diff --git a/llvm/include/llvm/DebugInfo/PDB/Native/InjectedSourceStream.h b/llvm/include/llvm/DebugInfo/PDB/Native/InjectedSourceStream.h
index d0cac3749bcab..07f63ee8f1ed0 100644
--- a/llvm/include/llvm/DebugInfo/PDB/Native/InjectedSourceStream.h
+++ b/llvm/include/llvm/DebugInfo/PDB/Native/InjectedSourceStream.h
@@ -18,7 +18,6 @@ namespace msf {
 class MappedBlockStream;
 }
 namespace pdb {
-class PDBFile;
 class PDBStringTable;
 
 class InjectedSourceStream {
diff --git a/llvm/include/llvm/DebugInfo/PDB/Native/NativeEnumInjectedSources.h b/llvm/include/llvm/DebugInfo/PDB/Native/NativeEnumInjectedSources.h
index ca1e22bd82a2b..50d4c2db3c2aa 100644
--- a/llvm/include/llvm/DebugInfo/PDB/Native/NativeEnumInjectedSources.h
+++ b/llvm/include/llvm/DebugInfo/PDB/Native/NativeEnumInjectedSources.h
@@ -17,6 +17,7 @@ namespace llvm {
 namespace pdb {
 
 class InjectedSourceStream;
+class PDBFile;
 class PDBStringTable;
 
 class NativeEnumInjectedSources : public IPDBEnumChildren<IPDBInjectedSource> {