diff --git a/WHATS_NEW b/WHATS_NEW
index 5bb5797d5..74def385b 100644
--- a/WHATS_NEW
+++ b/WHATS_NEW
@@ -1,5 +1,6 @@
 Version 2.03.02 - 
 ===================================
+  Restore missing man info lvcreate --zero for thin-pools.
   Drop misleadning comment for metadata minimum_io_size for VDO segment.
   Add device hints to reduce scanning.
   Introduce LVM_SUPPRESS_SYSLOG to suppress syslog usage by generator.
diff --git a/man/lvcreate.8_pregen b/man/lvcreate.8_pregen
index 2a5e05d1c..ff684475c 100644
--- a/man/lvcreate.8_pregen
+++ b/man/lvcreate.8_pregen
@@ -2715,6 +2715,7 @@ answer yes. Use with extreme caution.
 Controls zeroing of the first 4KiB of data in the new LV.
 Default is \fBy\fP.
 Snapshot COW volumes are always zeroed.
+For thin pools, this controls zeroing of provisioned blocks.
 LV is not zeroed if the read only flag is set.
 Warning: trying to mount an unzeroed LV can cause the system to hang.
 .ad b
diff --git a/tools/args.h b/tools/args.h
index 522cccfa3..898e756fa 100644
--- a/tools/args.h
+++ b/tools/args.h
@@ -1464,6 +1464,7 @@ arg(zero_ARG, 'Z', "zero", bool_VAL, 0, 0,
     "Controls zeroing of the first 4KiB of data in the new LV.\n"
     "Default is \\fBy\\fP.\n"
     "Snapshot COW volumes are always zeroed.\n"
+    "For thin pools, this controls zeroing of provisioned blocks.\n"
     "LV is not zeroed if the read only flag is set.\n"
     "Warning: trying to mount an unzeroed LV can cause the system to hang.\n"
     "#pvcreate\n"