diff --git a/shared_lib/Makefile b/shared_lib/Makefile
index dbd5c8843..fe34c8659 100644
--- a/shared_lib/Makefile
+++ b/shared_lib/Makefile
@@ -38,6 +38,7 @@ include $(SPDK_ROOT_DIR)/mk/spdk.modules.mk
 
 SO_VER := 2
 SO_MINOR := 0
+SO_SUFFIX := $(SO_VER).$(SO_MINOR)
 
 # Build combined libspdk.so shared library
 SHARED_LINKED_LIB := $(SPDK_ROOT_DIR)/build/lib/libspdk.so