diff --git a/atlas-json/src/main/scala/com/netflix/atlas/json/JsonParserHelper.scala b/atlas-json/src/main/scala/com/netflix/atlas/json/JsonParserHelper.scala
index aed6199e4..a92611a08 100644
--- a/atlas-json/src/main/scala/com/netflix/atlas/json/JsonParserHelper.scala
+++ b/atlas-json/src/main/scala/com/netflix/atlas/json/JsonParserHelper.scala
@@ -17,7 +17,6 @@ package com.netflix.atlas.json
 
 import com.fasterxml.jackson.core.JsonParser
 import com.fasterxml.jackson.core.JsonToken
-import com.fasterxml.jackson.core.io.doubleparser.JavaDoubleParser
 
 object JsonParserHelper {
 
@@ -94,11 +93,16 @@ object JsonParserHelper {
     parser.nextToken() match {
       case VALUE_NUMBER_INT   => parser.getValueAsDouble
       case VALUE_NUMBER_FLOAT => parser.getValueAsDouble
-      case VALUE_STRING       => JavaDoubleParser.parseDouble(parser.getText)
+      case VALUE_STRING       => parseDouble(parser.getText)
       case t                  => fail(parser, s"expected VALUE_NUMBER_FLOAT but received $t")
     }
   }
 
+  private def parseDouble(v: String): Double = {
+    // Common case for string encoding is NaN
+    if (v == "NaN") Double.NaN else java.lang.Double.parseDouble(v)
+  }
+
   def foreachItem[T](parser: JsonParser)(f: => T): Unit = {
     requireNextToken(parser, JsonToken.START_ARRAY)
     var t = parser.nextToken()
diff --git a/project/Dependencies.scala b/project/Dependencies.scala
index 8589bdf99..ce1466f4e 100644
--- a/project/Dependencies.scala
+++ b/project/Dependencies.scala
@@ -7,7 +7,7 @@ object Dependencies {
     val pekko       = "1.0.3"
     val pekkoHttpV  = "1.0.1"
     val iep         = "5.0.26"
-    val jackson     = "2.17.2"
+    val jackson     = "2.18.0"
     val log4j       = "2.24.1"
     val scala       = "2.13.15"
     val slf4j       = "2.0.16"