diff --git a/build.gradle b/build.gradle
index 9652d50..1288adb 100644
--- a/build.gradle
+++ b/build.gradle
@@ -43,7 +43,7 @@ dependencies {
     testImplementation 'org.mockito:mockito-core:+'
     testImplementation 'org.mockito:mockito-junit-jupiter:+'
 
-    implementation group: 'com.styra', name: 'opa', version: '1.4.1'
+    api group: 'com.styra', name: 'opa', version: '1.4.1'
 
     compileOnly 'org.projectlombok:lombok:1.18.34'
     annotationProcessor 'org.projectlombok:lombok:1.18.34'