diff --git a/appveyor.yml b/appveyor.yml
index 618f76d3c..5dcbc4ba8 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -2,7 +2,7 @@ version: 1.0.{build}
 environment:
   matrix:
   - COMPILER: "gcc"
-    MAKE_PARAMS: "make test && make lib && make -C tests fullbench-dll fullbench-lib"
+    MAKE_PARAMS: '"make test && make lib && make -C tests fullbench-dll fullbench-lib"'
     PLATFORM: "mingw64"
   - COMPILER: "gcc"
     MAKE_PARAMS: "make test"