diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index c5f2d26..af80586 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -8,10 +8,10 @@ IF(HAVE_PCAP_TIMESTAMP_PRECISION)
     ADD_DEFINITIONS("-DHAVE_PCAP_TIMESTAMP_PRECISION=1")
 ENDIF()
 
-INCLUDE_DIRECTORIES(
-    ${LIBTINS_INCLUDE_DIR}
+INCLUDE_DIRECTORIES(BEFORE
     ${OPENSSL_INCLUDE_DIR}
     ${PCAP_INCLUDE_DIR}
+    ${LIBTINS_INCLUDE_DIR}
 )
 
 set(SOURCES