--- a/src/mlpack/bindings/R/mlpack/src/Makevars
+++ b/src/mlpack/bindings/R/mlpack/src/Makevars
@@ -1,3 +1,3 @@
 PKG_CXXFLAGS = -DBOOST_MATH_PROMOTE_DOUBLE_POLICY=false -I. $(SHLIB_OPENMP_CXXFLAGS)
-PKG_LIBS = $(SHLIB_OPENMP_CXXFLAGS) $(LAPACK_LIBS) $(BLAS_LIBS) $(FLIBS)
+PKG_LIBS = $(SHLIB_OPENMP_CXXFLAGS) $(LAPACK_LIBS) $(BLAS_LIBS) $(FLIBS) -larmadillo
 CXX_STD = CXX11