--- a/src/lib/ec_glob.c
+++ b/src/lib/ec_glob.c
@@ -33,7 +33,17 @@
 #include <pcre2.h>
 
 #define utarray_oom() { return -2; }
+/* uthash >= 2.4.0 defines utarray_str_cpy() as returning void, while the
+ * macro above returns a value. GCC >= 14 rejects that as an error while
+ * compiling the (unused by this file) static function from the header. */
+#if defined(__GNUC__) && !defined(__clang__) && __GNUC__ >= 14
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wreturn-mismatch"
+#endif
 #include "utarray.h"
+#if defined(__GNUC__) && !defined(__clang__) && __GNUC__ >= 14
+#pragma GCC diagnostic pop
+#endif
 #include "misc.h"
 #include "util.h"