Fix typo; thanks to Alex Herbert.
diff --git a/.travis.yml b/.travis.yml
index 300a964..09ef4cf 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -32,4 +32,4 @@
   - mvn
 
 after_success:
-  - mvn clean test acoco:report coveralls:report -Ptravis-jacoco javadoc:javadoc -Ddoclint=all
+  - mvn clean test jacoco:report coveralls:report -Ptravis-jacoco javadoc:javadoc -Ddoclint=all