diff --git a/lib/Support/DynamicLibrary.cpp b/lib/Support/DynamicLibrary.cpp
index f58a1f1c8f8..3feb5ad07a3 100644
--- a/lib/Support/DynamicLibrary.cpp
+++ b/lib/Support/DynamicLibrary.cpp
@@ -176,5 +176,5 @@ void* DynamicLibrary::SearchForAddressOfSymbol(const char *symbolName) {
 //===----------------------------------------------------------------------===//
 
 LLVMBool LLVMLoadLibraryPermanently(const char* Filename) {
-  return sys::DynamicLibrary::LoadLibraryPermanently(Filename);
+  return llvm::sys::DynamicLibrary::LoadLibraryPermanently(Filename);
 }
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