diff --git a/Dockerfile b/Dockerfile
index 6f35e64c9bfc64b92edce05e567608bb1014f9f5..87938e032fa2fddc54b91aacb9f6d6038a4c7e2c 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -14,6 +14,8 @@ run mkdir -p $MODOCOT_TESTDIR \
 add target/modocot-openjdk11-junit5-runner-jar-with-dependencies.jar /$MODOCOT_BASEDIR/app.jar
 add https://repo1.maven.org/maven2/org/junit/jupiter/junit-jupiter-api/5.7.0/junit-jupiter-api-5.7.0.jar /$MODOCOT_LIBSDIR/
 add https://repo1.maven.org/maven2/org/junit/jupiter/junit-jupiter-engine/5.7.0/junit-jupiter-engine-5.7.0.jar /$MODOCOT_LIBSDIR/
+add https://repo1.maven.org/maven2/org/apiguardian/apiguardian-api/1.1.1/apiguardian-api-1.1.1.jar /$MODOCOT_LIBSDIR/
+add https://repo1.maven.org/maven2/org/opentest4j/opentest4j/1.2.0/opentest4j-1.2.0.jar /$MODOCOT_LIBSDIR/
 
 workdir /modocot