diff --git a/components/jdbc/build.gradle b/components/jdbc/build.gradle
index c2c4d96b3..9c4091f7d 100644
--- a/components/jdbc/build.gradle
+++ b/components/jdbc/build.gradle
@@ -26,6 +26,7 @@ dependencies {
     implementation "org.slf4j:slf4j-api:$slf4jVersion"
     implementation project(":trellis-vocabulary")
 
+    testImplementation "ch.qos.logback:logback-classic:$logbackVersion"
     testImplementation "com.google.guava:guava:$guavaVersion"
     testImplementation "com.opentable.components:otj-pg-embedded:$otjPgVersion"
     testImplementation "io.smallrye.config:smallrye-config:$smallryeConfigVersion"