diff --git a/lib/galaxy/tools/deps/resolvers/unlinked_tool_shed_packages.py b/lib/galaxy/tools/deps/resolvers/unlinked_tool_shed_packages.py
index 1414b5ac941..7074034bc7c 100644
--- a/lib/galaxy/tools/deps/resolvers/unlinked_tool_shed_packages.py
+++ b/lib/galaxy/tools/deps/resolvers/unlinked_tool_shed_packages.py
@@ -75,7 +75,7 @@ class UnlinkedToolShedPackageDependencyResolver(GalaxyPackageDependencyResolver)
                 for owner in listdir(path):
                     owner_path = join(path, owner)
                     for package_name in listdir(owner_path):
-                        if package_name.startswith("package_" + name):
+                        if package_name.lower().startswith("package_" + name.lower()):
                             package_path = join(owner_path, package_name)
                             for revision in listdir(package_path):
                                 revision_path = join(package_path, revision)