diff --git a/appveyor.yml b/appveyor.yml
index 79780e94536..a1d34d8fe05 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -54,8 +54,8 @@ install:
   - rustup-init.exe -y --default-host x86_64-pc-windows-msvc --default-toolchain none
   - set PATH=%PATH%;C:\Users\appveyor\.cargo\bin
   - set PKG_CONFIG_PATH=%PKG_CONFIG_PATH%;C:\gstreamer\1.0\x86_64\lib\pkgconfig
-  - set LIB=C:\gstreamer\1.0\x86_64\lib
-  - set LIBPATH=C:\gstreamer\1.0\x86_64\lib
+  - set LIB=%LIB%;C:\gstreamer\1.0\x86_64\lib
+  - set LIBPATH=C:\gstreamer\1.0\x86_64\lib;%LIBPATH%
   - rustup -V
   - mach rustc --version
   - mach cargo --version