diff --git a/tests/tests.cpp b/tests/tests.cpp
index 0aa0f695..eb1d75e5 100644
--- a/tests/tests.cpp
+++ b/tests/tests.cpp
@@ -123,7 +123,6 @@ test_str_stuff()
 void
 test_config_branches()
 {
-  uint64_t minfreespace;
   Branches b;
   Branches::Ptr bcp0;
   Branches::Ptr bcp1;