diff --git a/src/ckdb.h b/src/ckdb.h
index 85930c7b..6eadecff 100644
--- a/src/ckdb.h
+++ b/src/ckdb.h
@@ -55,7 +55,7 @@
 
 #define DB_VLOCK "1"
 #define DB_VERSION "1.0.2"
-#define CKDB_VERSION DB_VERSION"-1.310"
+#define CKDB_VERSION DB_VERSION"-1.311"
 
 #define WHERE_FFL " - from %s %s() line %d"
 #define WHERE_FFL_HERE __FILE__, __func__, __LINE__
@@ -2211,6 +2211,7 @@ extern K_ITEM *_find_create_workerstatus(int64_t userid, char *workername,
 					 bool create, const char *file2,
 					 const char *func2, const int line2,
 					 WHERE_FFL_ARGS);
+extern void zero_all_active(tv_t *when);
 extern void workerstatus_ready();
 #define workerstatus_update(_auths, _shares, _userstats) \
 	_workerstatus_update(_auths, _shares, _userstats, WHERE_FFL_HERE)
diff --git a/src/ckdb_data.c b/src/ckdb_data.c
index 34f29848..3393b99f 100644
--- a/src/ckdb_data.c
+++ b/src/ckdb_data.c
@@ -913,6 +913,23 @@ static void zero_on_idle(tv_t *when, WORKERSTATUS *workerstatus)
 	workerstatus->active_sharehi = workerstatus->active_sharerej = 0.0;
 }
 
+void zero_all_active(tv_t *when)
+{
+	WORKERSTATUS *workerstatus;
+	K_TREE_CTX ws_ctx[1];
+	K_ITEM *ws_item;
+
+	K_WLOCK(workerstatus_free);
+	ws_item = first_in_ktree(workerstatus_root, ws_ctx);
+	while (ws_item) {
+		DATA_WORKERSTATUS(workerstatus, ws_item);
+		zero_on_idle(when, workerstatus);
+		ws_item = next_in_ktree(ws_ctx);
+	}
+
+	K_WUNLOCK(workerstatus_free);
+}
+
 /* All data is loaded, now update workerstatus fields
    TODO: combine set_block_share_counters() with this? */
 void workerstatus_ready()
diff --git a/src/ckdb_dbio.c b/src/ckdb_dbio.c
index db2ed64f..d4a91555 100644
--- a/src/ckdb_dbio.c
+++ b/src/ckdb_dbio.c
@@ -2623,6 +2623,7 @@ int64_t workinfo_add(PGconn *conn, char *workinfoidstr, char *poolinstance,
 	char *ins;
 	char *params[11 + HISTORYDATECOUNT];
 	int n, par = 0;
+	bool zero_active = false;
 
 	LOGDEBUG("%s(): add", __func__);
 
@@ -2730,14 +2731,19 @@ unparam:
 		if (workinfo_current) {
 			WORKINFO *wic;
 			DATA_WORKINFO(wic, workinfo_current);
-			if (cmp_height(wic->coinbase1, row->coinbase1) != 0)
+			if (cmp_height(wic->coinbase1, row->coinbase1) != 0) {
 				copy_tv(&last_bc, cd);
+				zero_active = true;
+			}
 		}
 
 		workinfo_current = item;
 	}
 	K_WUNLOCK(workinfo_free);
 
+	if (zero_active)
+		zero_all_active(cd);
+
 	return workinfoid;
 }