diff --git a/core/pom.xml b/core/pom.xml
index f012ae790..d5576a554 100644
--- a/core/pom.xml
+++ b/core/pom.xml
@@ -32,12 +32,6 @@
   </properties>
 
   <dependencies>
-    <dependency>
-      <groupId>org.jvnet</groupId>
-      <artifactId>animal-sniffer-annotation</artifactId>
-      <optional>true</optional>
-    </dependency>
-
     <dependency>
       <groupId>com.squareup.okhttp3</groupId>
       <artifactId>mockwebserver</artifactId>
@@ -90,6 +84,33 @@
           </execution>
         </executions>
       </plugin>
+      <plugin>
+        <groupId>org.apache.maven.plugins</groupId>
+        <artifactId>maven-enforcer-plugin</artifactId>
+        <version>3.1.0</version>
+        <executions>
+          <execution>
+            <id>enforce-banned-dependencies</id>
+            <goals>
+              <goal>enforce</goal>
+            </goals>
+            <configuration>
+              <rules>
+                <bannedDependencies>
+                  <message>feign-core should never include any dependencies, this is a design choice to keep core light and extend functionality using modules</message>
+                  <excludes>
+                    <exclude>*:*:*:*:*:*</exclude>
+                  </excludes>
+                  <includes>
+                    <include>*:*:*:*:test:*</include>
+                  </includes>
+                </bannedDependencies>
+              </rules>
+              <fail>true</fail>
+            </configuration>
+          </execution>
+        </executions>
+      </plugin>
     </plugins>
   </build>