diff --git a/programs/ssl/CMakeLists.txt b/programs/ssl/CMakeLists.txt
index 0a36bd6..803920c 100644
--- a/programs/ssl/CMakeLists.txt
+++ b/programs/ssl/CMakeLists.txt
@@ -33,13 +33,15 @@
 add_executable(ssl_client1 ssl_client1.c)
 target_link_libraries(ssl_client1 ${libs})
 
-add_executable(ssl_client2 ssl_client2.c query_config.c)
+add_executable(ssl_client2 ssl_client2.c)
+target_sources(ssl_client2 PUBLIC query_config.c)
 target_link_libraries(ssl_client2 ${libs})
 
 add_executable(ssl_server ssl_server.c)
 target_link_libraries(ssl_server ${libs})
 
-add_executable(ssl_server2 ssl_server2.c query_config.c)
+add_executable(ssl_server2 ssl_server2.c)
+target_sources(ssl_server2 PUBLIC query_config.c)
 target_link_libraries(ssl_server2 ${libs})
 
 add_executable(ssl_fork_server ssl_fork_server.c)