diff --git a/src/main/scala/com/earldouglas/sbt/war/SbtWar.scala b/src/main/scala/com/earldouglas/sbt/war/SbtWar.scala
index 8a5683dd..24948367 100644
--- a/src/main/scala/com/earldouglas/sbt/war/SbtWar.scala
+++ b/src/main/scala/com/earldouglas/sbt/war/SbtWar.scala
@@ -8,6 +8,7 @@ import sbt.Keys.{`package` => pkg}
 import sbt.Plugins
 import sbt._
 
+import java.io.File
 import java.nio.file.Files
 import java.nio.file.Paths
 import java.util.concurrent.atomic.AtomicReference
@@ -20,6 +21,15 @@ import scala.sys.process.{Process => ScalaProcess}
   */
 object SbtWar extends AutoPlugin {
 
+  implicit class Exscape(val x: File) {
+    def getEscapedPath(): String =
+      if (File.separatorChar == '\\') {
+        x.getPath().replace("\\", "\\\\")
+      } else {
+        x.getPath()
+      }
+  }
+
   object autoImport {
     lazy val War = config("war").hide
     lazy val warPort = settingKey[Int]("container port")
@@ -73,7 +83,7 @@ object SbtWar extends AutoPlugin {
             .writeString(
               Paths.get(configurationFile.getPath()),
               s"""|port=${warPort.value}
-                  |warFile=${pkg.value.getPath()}
+                  |warFile=${pkg.value.getEscapedPath()}
                   |""".stripMargin
             )
             .toFile()
@@ -132,7 +142,7 @@ object SbtWar extends AutoPlugin {
           val resourceMapString =
             WebappComponentsPlugin.warContents.value
               .map { case (k, v) =>
-                s"${k}->${v}"
+                s"${k}->${v.getEscapedPath()}"
               }
               .mkString(",")
 
@@ -145,8 +155,8 @@ object SbtWar extends AutoPlugin {
               s"""|hostname=localhost
                   |port=${warPort.value}
                   |contextPath=
-                  |emptyWebappDir=${emptyDir}
-                  |emptyClassesDir=${emptyDir}
+                  |emptyWebappDir=${emptyDir.getEscapedPath()}
+                  |emptyClassesDir=${emptyDir.getEscapedPath()}
                   |resourceMap=${resourceMapString}
                   |""".stripMargin
             )
diff --git a/src/main/scala/com/earldouglas/sbt/war/WebappComponents.scala b/src/main/scala/com/earldouglas/sbt/war/WebappComponents.scala
index 27ded17b..7eca5500 100644
--- a/src/main/scala/com/earldouglas/sbt/war/WebappComponents.scala
+++ b/src/main/scala/com/earldouglas/sbt/war/WebappComponents.scala
@@ -2,6 +2,8 @@ package com.earldouglas.sbt.war
 
 import sbt._
 
+import java.io.File
+
 /** Identifies the files that compose the webapp:
   *
   *   - Resources
@@ -51,7 +53,13 @@ object WebappComponents {
         if classFile.exists()
         if classFile.isFile()
         relativeFile <- IO.relativizeFile(classpathDir, classFile)
-        relativePath = s"WEB-INF/classes/${relativeFile.getPath()}"
+        relativeFilePath =
+          if (File.separatorChar == '\\') {
+            relativeFile.getPath().replace("\\", "/")
+          } else {
+            relativeFile.getPath()
+          }
+        relativePath = s"WEB-INF/classes/${relativeFilePath}"
       } yield (relativePath, classFile)
 
     classesMappings.toMap