diff --git a/scripts/config.sh b/scripts/config.sh
index d316a7c6981..53ada369b08 100644
--- a/scripts/config.sh
+++ b/scripts/config.sh
@@ -2,5 +2,5 @@
 
 set -e
 
-export LD_LIBRARY_PATH="$(rustc --print sysroot)/lib"
-export DYLD_LIBRARY_PATH=$LD_LIBRARY_PATH
+export LD_LIBRARY_PATH="$(rustc --print sysroot)/lib:$LD_LIBRARY_PATH"
+export DYLD_LIBRARY_PATH="$(rustc --print sysroot)/lib:$DYLD_LIBRARY_PATH"