diff --git a/.circleci/config.yml b/.circleci/config.yml
index 417ac70..7f9da25 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -143,14 +143,14 @@ workflows:
           name: build-v<< matrix.node-version >>
           matrix:
             parameters:
-              node-version: [ "16.14", "14.19" ]
+              node-version: [ "16.14" ]
       - test:
           requires:
             - build-v<< matrix.node-version >>
           name: test-v<< matrix.node-version >>
           matrix:
             parameters:
-              node-version: [ "16.14", "14.19" ]
+              node-version: [ "16.14" ]
 
   build-test-publish:
     when:
@@ -165,7 +165,7 @@ workflows:
           name: build-v<< matrix.node-version >>
           matrix:
             parameters:
-              node-version: [ "16.14", "14.19" ]
+              node-version: [ "16.14" ]
       - test:
           filters:
             <<: *filters_version_tag
@@ -174,7 +174,7 @@ workflows:
           name: test-v<< matrix.node-version >>
           matrix:
             parameters:
-              node-version: [ "16.14", "14.19" ]
+              node-version: [ "16.14" ]
       - publish:
           context: npm-publish-token
           filters:
@@ -197,7 +197,7 @@ workflows:
           name: build-v<< matrix.node-version >>
           matrix:
             parameters:
-              node-version: [ "16.14", "14.19" ]
+              node-version: [ "16.14" ]
       - test:
           requires:
             - build-v<< matrix.node-version >>
@@ -205,4 +205,4 @@ workflows:
           name: test-v<< matrix.node-version >>
           matrix:
             parameters:
-              node-version: [ "16.14", "14.19" ]
+              node-version: [ "16.14" ]
diff --git a/package-lock.json b/package-lock.json
index 2c74b23..fb24659 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -32,7 +32,7 @@
         "snyk": "^1.168.0"
       },
       "engines": {
-        "node": "14.x || 16.x",
+        "node": "16.x",
         "npm": "7.x || 8.x"
       }
     },
diff --git a/package.json b/package.json
index 0aa7f4d..35adc3b 100644
--- a/package.json
+++ b/package.json
@@ -41,7 +41,7 @@
     "snyk": "^1.168.0"
   },
   "engines": {
-    "node": "14.x || 16.x",
+    "node": "16.x",
     "npm": "7.x || 8.x"
   },
   "husky": {