diff --git a/controller/PostgreSQL.cpp b/controller/PostgreSQL.cpp
index 02e2de2b8..ea04f5519 100644
--- a/controller/PostgreSQL.cpp
+++ b/controller/PostgreSQL.cpp
@@ -384,7 +384,11 @@ void PostgreSQL::initializeMembers(PGconn *conn)
 			config["nwid"] = networkId;
 			config["activeBridge"] = (strcmp(PQgetvalue(res, i, 2), "t") == 0);
 			config["authorized"] = (strcmp(PQgetvalue(res, i, 3), "t") == 0);
-			config["capabilities"] = json::parse(PQgetvalue(res, i, 4));
+			try {
+				config["capabilities"] = json::parse(PQgetvalue(res, i, 4));
+			} catch (std::exception &e) {
+				config["capabilities"] = json::array();
+			}
 			try {
 				config["creationTime"] = std::stoull(PQgetvalue(res, i, 5));
 			} catch (std::exception &e) {
@@ -410,7 +414,11 @@ void PostgreSQL::initializeMembers(PGconn *conn)
 				config["remoteTraceLevel"] = 0;
 			}
 			config["remoteTraceTarget"] = PQgetvalue(res, i, 10);
-			config["tags"] = json::parse(PQgetvalue(res, i, 11));
+			try {
+				config["tags"] = json::parse(PQgetvalue(res, i, 11));
+			} catch (std::exception &e) {
+				config["tags"] = json::array();
+			}
 			try {
 				config["vMajor"] = std::stoi(PQgetvalue(res, i, 12));
 			} catch(std::exception &e) {
diff --git a/update_controllers.sh b/update_controllers.sh
new file mode 100755
index 000000000..8d50c5bf1
--- /dev/null
+++ b/update_controllers.sh
@@ -0,0 +1,16 @@
+#!/usr/bin/env bash
+
+if [ -z "$1" ]
+then
+    echo "Must supply a docker tag"
+    exit 1
+fi
+
+TAG=$1
+
+CONTROLLERS=( 12ac4a1e71 159924d630 17d709436c 1c33c1ced0 1d71939404 1d71939404 565799d8f6 6ab565387a 8056c2e21c 8850338390 8bd5124fd6 93afae5963 9bee8941b5 9f77fc393e a09acf0233 a84ac5c10a abfd31bd47 af78bf9436 c7c8172af1 d5e5fb6537 e4da7455b2 e5cd7a9e1c ea9349aa9c )
+
+for c in ${CONTROLLERS[@]}
+do
+    kubectl set image deployment controller-${c} ztcentral-controller=gcr.io/zerotier-central/ztcentral-controller:${TAG}
+done