diff --git a/src/mlpack/bindings/R/mlpack/src/Makevars.win b/src/mlpack/bindings/R/mlpack/src/Makevars.win
index ebd6b2d715..60d8717fcb 100644
--- a/src/mlpack/bindings/R/mlpack/src/Makevars.win
+++ b/src/mlpack/bindings/R/mlpack/src/Makevars.win
@@ -1,3 +1,3 @@
-PKG_CXXFLAGS = -I. -I../inst/include $(SHLIB_OPENMP_CXXFLAGS) -ftrack-macro-expansion=0 -pipe --param ggc-min-expand=10 --param ggc-min-heapsize=8192
+PKG_CXXFLAGS = -I. -I../inst/include $(SHLIB_OPENMP_CXXFLAGS)
 PKG_LIBS = $(SHLIB_OPENMP_CXXFLAGS) $(LAPACK_LIBS) $(BLAS_LIBS) $(FLIBS)
 CXX_STD = CXX17