diff --git a/setup.py b/setup.py
index 2cbe9a5805f..3b3d0974542 100644
--- a/setup.py
+++ b/setup.py
@@ -2015,7 +2015,7 @@ class PyBuildExt(build_ext):
                                                          'Modules',
                                                          '_decimal',
                                                          'libmpdec'))]
-            libraries = []
+            libraries = self.detect_math_libs()
             sources = [
               '_decimal/_decimal.c',
               '_decimal/libmpdec/basearith.c',