diff --git a/pom.xml b/pom.xml
old mode 100755
new mode 100644
index d231c51d..50871e7c
--- a/pom.xml
+++ b/pom.xml
@@ -160,7 +160,7 @@
     <scala.version>2.11.8</scala.version>
     <scala.binary.version>2.11</scala.binary.version>
     <codehaus.jackson.version>1.9.13</codehaus.jackson.version>
-    <fasterxml.jackson.version>2.6.5</fasterxml.jackson.version>
+    <fasterxml.jackson.version>2.12.7.1</fasterxml.jackson.version>
     <snappy.version>1.1.2.6</snappy.version>
     <netlib.java.version>1.1.2</netlib.java.version>
     <calcite.version>1.2.0-incubating</calcite.version>