diff --git a/be-graphes-model/src/main/java/org/insa/graphs/model/Path.java b/be-graphes-model/src/main/java/org/insa/graphs/model/Path.java
index 6ebdb73..92aa116 100644
--- a/be-graphes-model/src/main/java/org/insa/graphs/model/Path.java
+++ b/be-graphes-model/src/main/java/org/insa/graphs/model/Path.java
@@ -210,11 +210,13 @@ public class Path {
      * 
      * @return Total length of the path (in meters).
      * 
-     * @deprecated Need to be implemented.
      */
     public float getLength() {
-        // TODO:
-        return 0;
+        float longeur=0;
+        for (int i=0;i<this.arcs.size();i++) {
+        	longeur+=this.arcs.get(i).getLength();
+        }
+        return longeur;
     }
 
     /**
diff --git a/pom.xml b/pom.xml
index c275f19..5fa45de 100644
--- a/pom.xml
+++ b/pom.xml
@@ -12,7 +12,7 @@
 	<name>be-graphes-all</name>
 
 	<properties>
-		<jdk.version>1.8</jdk.version>
+		<jdk.version>1.11</jdk.version>
 		<maven.compiler.source>${jdk.version}</maven.compiler.source>
 		<maven.compiler.target>${jdk.version}</maven.compiler.target>
 		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>