diff --git a/package-lock.json b/package-lock.json
index 1ff63d3..58599ad 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -10,7 +10,7 @@
       "license": "ISC",
       "dependencies": {
         "@openzeppelin/contracts": "^4.8.0",
-        "@openzeppelin/contracts-upgradeable": "^4.8.2",
+        "@openzeppelin/contracts-upgradeable": "^4.9.3",
         "@truffle/hdwallet-provider": "^2.1.3",
         "chai": "^4.3.4",
         "chai-bn": "^0.3.0",
@@ -2610,9 +2610,9 @@
       "integrity": "sha512-AGuwhRRL+NaKx73WKRNzeCxOCOCxpaqF+kp8TJ89QzAipSwZy/NoflkWaL9bywXFRhIzXt8j38sfF7KBKCPWLw=="
     },
     "node_modules/@openzeppelin/contracts-upgradeable": {
-      "version": "4.8.2",
-      "resolved": "https://registry.npmjs.org/@openzeppelin/contracts-upgradeable/-/contracts-upgradeable-4.8.2.tgz",
-      "integrity": "sha512-zIggnBwemUmmt9IS73qxi+tumALxCY4QEs3zLCII78k0Gfse2hAOdAkuAeLUzvWUpneMUfFE5sGHzEUSTvn4Ag=="
+      "version": "4.9.3",
+      "resolved": "https://registry.npmjs.org/@openzeppelin/contracts-upgradeable/-/contracts-upgradeable-4.9.3.tgz",
+      "integrity": "sha512-jjaHAVRMrE4UuZNfDwjlLGDxTHWIOwTJS2ldnc278a0gevfXfPr8hxKEVBGFBE96kl2G3VHDZhUimw/+G3TG2A=="
     },
     "node_modules/@openzeppelin/truffle-upgrades": {
       "version": "1.17.1",
@@ -22256,9 +22256,9 @@
       "integrity": "sha512-AGuwhRRL+NaKx73WKRNzeCxOCOCxpaqF+kp8TJ89QzAipSwZy/NoflkWaL9bywXFRhIzXt8j38sfF7KBKCPWLw=="
     },
     "@openzeppelin/contracts-upgradeable": {
-      "version": "4.8.2",
-      "resolved": "https://registry.npmjs.org/@openzeppelin/contracts-upgradeable/-/contracts-upgradeable-4.8.2.tgz",
-      "integrity": "sha512-zIggnBwemUmmt9IS73qxi+tumALxCY4QEs3zLCII78k0Gfse2hAOdAkuAeLUzvWUpneMUfFE5sGHzEUSTvn4Ag=="
+      "version": "4.9.3",
+      "resolved": "https://registry.npmjs.org/@openzeppelin/contracts-upgradeable/-/contracts-upgradeable-4.9.3.tgz",
+      "integrity": "sha512-jjaHAVRMrE4UuZNfDwjlLGDxTHWIOwTJS2ldnc278a0gevfXfPr8hxKEVBGFBE96kl2G3VHDZhUimw/+G3TG2A=="
     },
     "@openzeppelin/truffle-upgrades": {
       "version": "1.17.1",
diff --git a/package.json b/package.json
index 167f767..5a6aa24 100644
--- a/package.json
+++ b/package.json
@@ -34,7 +34,7 @@
   },
   "dependencies": {
     "@openzeppelin/contracts": "^4.8.0",
-    "@openzeppelin/contracts-upgradeable": "^4.8.2",
+    "@openzeppelin/contracts-upgradeable": "^4.9.3",
     "@truffle/hdwallet-provider": "^2.1.3",
     "chai": "^4.3.4",
     "chai-bn": "^0.3.0",