diff --git a/lldb/source/Host/linux/HostThreadLinux.cpp b/lldb/source/Host/linux/HostThreadLinux.cpp
index 619bd24..8151215 100644
--- a/lldb/source/Host/linux/HostThreadLinux.cpp
+++ b/lldb/source/Host/linux/HostThreadLinux.cpp
@@ -37,7 +37,7 @@
 HostThreadLinux::GetName(lldb::thread_t thread, llvm::SmallVectorImpl<char> &name)
 {
     // Read /proc/$TID/comm file.
-    lldb::DataBufferSP buf_sp = ProcFileReader::ReadIntoDataBuffer(thread, "comm");
+    lldb::DataBufferSP buf_sp = process_linux::ProcFileReader::ReadIntoDataBuffer(thread, "comm");
     const char *comm_str = (const char *)buf_sp->GetBytes();
     const char *cr_str = ::strchr(comm_str, '\n');
     size_t length = cr_str ? (cr_str - comm_str) : strlen(comm_str);