diff --git a/CMakeLists.txt b/CMakeLists.txt
index 9fad576..3c031c8 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -81,7 +81,7 @@ FetchContent_Declare(
   w2dynamics
   GIT_REPOSITORY https://github.com/w2dynamics/w2dynamics
   GIT_TAG ${W2DYN_GIT_HASH}
-  PATCH_COMMAND ${TRIQS_GIT_EXECUTABLE} checkout . && ${TRIQS_GIT_EXECUTABLE} apply ${PROJECT_SOURCE_DIR}/w2dynamics.patch
+  PATCH_COMMAND ${TRIQS_GIT_EXECUTABLE} apply ${PROJECT_SOURCE_DIR}/w2dynamics.patch
 )
 FetchContent_MakeAvailable(w2dynamics)