diff --git a/src/network.c b/src/network.c
index 637ed17..46c8654 100644
--- a/src/network.c
+++ b/src/network.c
@@ -1,3 +1,8 @@
+// Needed for sigaction on Linux
+#ifdef __linux__
+#define _POSIX_C_SOURCE 1
+#endif // __linux__
+
 #include <errno.h>
 #include <string.h>
 #include <stdlib.h>