diff --git a/extern/libmv/third_party/ceres/bundle.sh b/extern/libmv/third_party/ceres/bundle.sh
index d6419219127..a502c3f4453 100755
--- a/extern/libmv/third_party/ceres/bundle.sh
+++ b/extern/libmv/third_party/ceres/bundle.sh
@@ -175,7 +175,7 @@ else()
 endif()
 
 if(APPLE)
-	if(${CMAKE_OSX_DEPLOYMENT_TARGET} STREQUAL "10.5")
+	if(CMAKE_OSX_DEPLOYMENT_TARGET STREQUAL "10.5")
 		add_definitions(
 			-DCERES_NO_TR1
 		)