diff --git a/subprojects/ncsid/src/net_config.cpp b/subprojects/ncsid/src/net_config.cpp
index 8316837..97c6a43 100644
--- a/subprojects/ncsid/src/net_config.cpp
+++ b/subprojects/ncsid/src/net_config.cpp
@@ -14,6 +14,7 @@
 
 #include "net_config.h"
 
+#include <fmt/format.h>
 #include <sys/types.h>
 #include <sys/wait.h>
 #include <unistd.h>