diff --git a/lib/libcapsicum/capsicum_helpers.h b/lib/libcapsicum/capsicum_helpers.h
--- a/lib/libcapsicum/capsicum_helpers.h
+++ b/lib/libcapsicum/capsicum_helpers.h
@@ -133,8 +133,12 @@
 static __inline void
 caph_cache_tzdata(void)
 {
+	time_t delta;
 
 	tzset();
+
+	delta = 0;
+	(void)gmtime(&delta);
 }
 
 static __inline void