diff --git a/.travis.yml b/.travis.yml
index 5b65a89..56ff193 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -2,6 +2,8 @@ language: scala
 scala:
   - 2.11.12
 
+dist: trusty
+
 jdk:
   oraclejdk8
 
diff --git a/README.md b/README.md
index 95efe13..f794b90 100644
--- a/README.md
+++ b/README.md
@@ -40,10 +40,10 @@
 
 ## Maven Dependency
 
-`Flinkrunner` `v1.6.6` is now on maven central, built against Flink 1.7.2 with Scala 2.11 and JDK 8.
+`Flinkrunner` `v1.6.7` is now on maven central, built against Flink 1.8.1 with Scala 2.11 and JDK 8.
 
 ```sbtshell
-libraryDependencies += "io.epiphanous" %% "flinkrunner" % "1.6.6"
+libraryDependencies += "io.epiphanous" %% "flinkrunner" % "1.6.7"
 ```
 
 >The apache flink project doesn't include its AWS Kinesis connector on maven
@@ -68,14 +68,14 @@ Flink kinesis connector) from source. To do so,
     ```
 
 * Checkout the tag of `FlinkRunner` you want to build. The most recent stable version is
-  `v1.6.6`, but you can ensure you have the most recent tags with `git fetch --tags` and
+  `v1.6.7`, but you can ensure you have the most recent tags with `git fetch --tags` and
   list tags with `git tag -l`, then
 
     ```bash
-    git checkout tags/v1.6.6 -b my-build-v1.6.6
+    git checkout tags/v1.6.7 -b my-build-v1.6.7
     ```
 
-   This will create a new local branch `my-build-v1.6.6` based on the `v1.6.6` tag release.
+   This will create a new local branch `my-build-v1.6.7` based on the `v1.6.7` tag release.
 
 * Build `FlinkRunner` and install it locally, using the `-Dwith.kinesis=true` option
 
@@ -92,7 +92,7 @@ Flink kinesis connector) from source. To do so,
     resolvers += "Local Maven Repository" at "file://" +
         Path.userHome.absolutePath + "/.m2/repository"
     ...
-    libraryDependencies += "io.epiphanous" %% "flinkrunner" % "1.6.6k"
+    libraryDependencies += "io.epiphanous" %% "flinkrunner" % "1.6.7k"
                                       // notice no v here  ---^^    ^^---k for kinesis
     ```
 
diff --git a/build.sbt b/build.sbt
index 0bfa1a9..ace1d16 100644
--- a/build.sbt
+++ b/build.sbt
@@ -23,22 +23,23 @@ Test / fork := true
 resolvers += "Local Maven Repository" at "file://" + Path.userHome.absolutePath + "/.m2/repository"
 
 val V = new {
-  val flink = "1.7.2"
+  val flink = "1.8.1"
   val logback = "1.2.3"
-  val log4jOverSlf4j = "1.7.25"
-  val scalaLogging = "3.9.0"
-  val scalaTest = "3.0.5"
-  val rocksdb = "5.17.2"
+  val log4jOverSlf4j = "1.7.26"
+  val scalaLogging = "3.9.2"
+  val scalaTest = "3.0.8"
+//  val rocksdb = "5.17.2"
   val circe = "0.11.1"
-  val http4s = "0.20.0-M5"
+  val http4s = "0.20.10"
   val enumeratum = "1.5.13"
-  val typesafeConfig = "1.3.3"
-//  val guava = "27.0.1-jre"
+  val typesafeConfig = "1.3.4"
+  //  val guava = "27.0.1-jre"
   val guava = "24.1-jre"
   val squants = "1.3.0"
   val antlr4 = "4.7.1"
 }
 
+
 enablePlugins(Antlr4Plugin)
 antlr4Version in Antlr4 := V.antlr4
 antlr4PackageName in Antlr4 := Some("io.epiphanous.antlr4")
@@ -63,7 +64,7 @@ val flinkDeps = (
   ) ++
   Seq(
     "org.apache.flink" %% "flink-test-utils" % V.flink % Test,
-    "org.rocksdb"      % "rocksdbjni"   % V.rocksdb
+//    "org.rocksdb"      % "rocksdbjni"   % V.rocksdb
   )
   ).map(
   _.excludeAll(ExclusionRule(organization = "log4j"), ExclusionRule(organization = "org.slf4j", name = "slf4j-log4j12"))
diff --git a/project/plugins.sbt b/project/plugins.sbt
index b259a2f..13baae1 100644
--- a/project/plugins.sbt
+++ b/project/plugins.sbt
@@ -1,4 +1,4 @@
-addSbtPlugin("com.simplytyped" % "sbt-antlr4"     % "0.8.1")
+addSbtPlugin("com.simplytyped" % "sbt-antlr4"     % "0.8.2")
 addSbtPlugin("com.geirsson"    % "sbt-ci-release" % "1.2.6")
-addSbtPlugin("org.scoverage"   % "sbt-scoverage"  % "1.5.1")
+addSbtPlugin("org.scoverage"   % "sbt-scoverage"  % "1.6.0")
 addSbtPlugin("org.scoverage"   % "sbt-coveralls"  % "1.2.7")