diff --git a/CI/before_script.osx.sh b/CI/before_script.osx.sh
index 930d89efa..806b545e3 100755
--- a/CI/before_script.osx.sh
+++ b/CI/before_script.osx.sh
@@ -12,7 +12,7 @@ cmake \
 -D CMAKE_PREFIX_PATH="$DEPENDENCIES_ROOT;$QT_PATH" \
 -D CMAKE_OSX_DEPLOYMENT_TARGET="10.9" \
 -D CMAKE_OSX_SYSROOT="macosx10.12" \
--D CMAKE_BUILD_TYPE=Debug \
+-D CMAKE_BUILD_TYPE=Release \
 -D OPENMW_OSX_DEPLOYMENT=TRUE \
 -D DESIRED_QT_VERSION=5 \
 -D BUILD_ESMTOOL=FALSE \