diff --git a/cmake/modules/Finddpdk.cmake b/cmake/modules/Finddpdk.cmake
index dd28191a5e4..ad2ec2548c1 100644
--- a/cmake/modules/Finddpdk.cmake
+++ b/cmake/modules/Finddpdk.cmake
@@ -31,7 +31,7 @@ else()
       dpdk
       include)
   set(dpdk_INCLUDE_DIRS "${dpdk_config_INCLUDE_DIR}")
-  if(NOT dpdk_config_INCLUDE_DIR STREQUAL dpdk_common_INCLUDE_DIR)
+  if(dpdk_common_INCLUDE_DIR AND NOT dpdk_config_INCLUDE_DIR STREQUAL dpdk_common_INCLUDE_DIR)
     list(APPEND dpdk_INCLUDE_DIRS "${dpdk_common_INCLUDE_DIR}")
   endif()
 endif()