diff --git a/Make.rules b/Make.rules
index e867c3a..b2d8663 100644
--- a/Make.rules
+++ b/Make.rules
@@ -9,7 +9,7 @@ ifneq ($(lib_name),)
 CFLAGS_LIB ?= -fPIC
 CFLAGS += $(CFLAGS_LIB)
 
-libraries = $(lib_name).so $(lib_name).a
+libraries = $(lib_name).a
 
 .PHONY: library