diff --git a/.travis-build.sh b/.travis-build.sh
index 64f5aed94..bb4e6fc47 100755
--- a/.travis-build.sh
+++ b/.travis-build.sh
@@ -52,7 +52,7 @@ elif [ "$TRAVIS_OS_NAME" = "osx" ]; then
     export Qt5_DIR=$(brew --prefix)/opt/qt5
 
     mkdir build && cd build
-    cmake .. -GXcode
+    cmake .. -DUSE_SYSTEM_CURL=ON -GXcode
     xcodebuild -configuration Release
 
     ctest -VV -C Release