diff --git a/htrace-zipkin/pom.xml b/htrace-zipkin/pom.xml
index d9e0701..c9f40cd 100644
--- a/htrace-zipkin/pom.xml
+++ b/htrace-zipkin/pom.xml
@@ -119,12 +119,6 @@ language governing permissions and limitations under the License. -->
tests
test
-
- org.slf4j
- slf4j-api
- 1.7.7
- provided
-
commons-logging