diff --git a/client.mk b/client.mk
index 694fac531d26..7e8c17f120a3 100644
--- a/client.mk
+++ b/client.mk
@@ -217,9 +217,10 @@ ifdef NSS_CO_TAG
 endif
 # Cannot pull static tags by date
 ifeq ($(NSS_CO_TAG),NSS_CLIENT_TAG)
-CVS_CO_DATE_FLAGS :=
-endif
+CVSCO_NSS = $(CVS) $(CVS_FLAGS) co $(NSS_CO_FLAGS) $(NSS_CO_MODULE)
+else
 CVSCO_NSS = $(CVS) $(CVS_FLAGS) co $(NSS_CO_FLAGS) $(CVS_CO_DATE_FLAGS) $(NSS_CO_MODULE)
+endif
 
 ####################################
 # CVS defines for NSPR