diff --git a/fuzz/fuzz-lib.c b/fuzz/fuzz-lib.c
index e99a21f..a32e062 100644
--- a/fuzz/fuzz-lib.c
+++ b/fuzz/fuzz-lib.c
@@ -59,6 +59,14 @@
 
 #include "fuzz-lib.h"
 
+struct cg_server server;
+struct wlr_xdg_shell *xdg_shell;
+
+struct wlr_xwayland *xwayland;
+#if CG_HAS_XWAYLAND
+struct wlr_xcursor_manager *xcursor_manager;
+#endif
+
 static bool
 drop_permissions(void) {
 	if(getuid() != geteuid() || getgid() != getegid()) {
diff --git a/fuzz/fuzz-lib.h b/fuzz/fuzz-lib.h
index 0ea499b..7182a50 100644
--- a/fuzz/fuzz-lib.h
+++ b/fuzz/fuzz-lib.h
@@ -17,12 +17,12 @@
 #define WAIT_ANY -1
 #endif
 
-struct cg_server server;
-struct wlr_xdg_shell *xdg_shell;
+extern struct cg_server server;
+extern struct wlr_xdg_shell *xdg_shell;
 
-struct wlr_xwayland *xwayland;
+extern struct wlr_xwayland *xwayland;
 #if CG_HAS_XWAYLAND
-struct wlr_xcursor_manager *xcursor_manager;
+extern struct wlr_xcursor_manager *xcursor_manager;
 #endif
 
 void