diff --git a/lld/COFF/Driver.cpp b/lld/COFF/Driver.cpp
--- a/lld/COFF/Driver.cpp
+++ b/lld/COFF/Driver.cpp
@@ -483,8 +483,7 @@
     return filename;
   };
 
-  bool hasPathSep = (filename.find_first_of("/\\") != StringRef::npos);
-  if (hasPathSep)
+  if (sys::path::is_absolute(filename))
     return getFilename(filename);
   bool hasExt = filename.contains('.');
   for (StringRef dir : searchPaths) {
diff --git a/lld/docs/ReleaseNotes.rst b/lld/docs/ReleaseNotes.rst
--- a/lld/docs/ReleaseNotes.rst
+++ b/lld/docs/ReleaseNotes.rst
@@ -37,6 +37,8 @@
 COFF Improvements
 -----------------
 
+* lld-link can now find libraries with relative search paths.
+
 MinGW Improvements
 ------------------
 
diff --git a/lld/test/COFF/relative_search_paths.test b/lld/test/COFF/relative_search_paths.test
new file mode 100644
--- /dev/null
+++ b/lld/test/COFF/relative_search_paths.test
@@ -0,0 +1,4 @@
+We should be able to find libraries with relative search paths.
+# RUN: mkdir -p %t.dir/relative/path
+# RUN: cp %p/Inputs/std64.lib %t.dir/relative/path
+# RUN: lld-link %p/Inputs/hello64.obj /libpath:%t.dir relative/path/std64.lib /entry:main