diff --git a/Jenkinsfile b/Jenkinsfile
index 346cb527..47267fd3 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -17,7 +17,8 @@ properties([
       threshold: 'SUCCESS',
       upstreamProjects: triqsProject
     )
-  ] : [])
+  ] : []),
+  ansiColor('xterm')
 ])
 
 /* map of all builds to run, populated below */
@@ -30,7 +31,7 @@ def dockerPlatforms = ["ubuntu-clang", "ubuntu-gcc", "centos-gcc"]
 for (int i = 0; i < dockerPlatforms.size(); i++) {
   def platform = dockerPlatforms[i]
   platforms[platform] = { -> node('docker') {
-    stage(platform) { timeout(time: 1, unit: 'HOURS') { ansiColor('xterm') {
+    stage(platform) { timeout(time: 1, unit: 'HOURS') {
       checkout scm
       /* construct a Dockerfile for this base */
       sh """
@@ -47,7 +48,7 @@ for (int i = 0; i < dockerPlatforms.size(); i++) {
       if (!keepInstall) {
         sh "docker rmi --no-prune ${img.imageName()}"
       }
-    } } }
+    } }
   } }
 }
 
@@ -60,7 +61,7 @@ for (int i = 0; i < osxPlatforms.size(); i++) {
   def platformEnv = osxPlatforms[i]
   def platform = platformEnv[0]
   platforms["osx-$platform"] = { -> node('osx && triqs') {
-    stage("osx-$platform") { timeout(time: 1, unit: 'HOURS') { ansiColor('xterm') {
+    stage("osx-$platform") { timeout(time: 1, unit: 'HOURS') {
       def srcDir = pwd()
       def tmpDir = pwd(tmp:true)
       def buildDir = "$tmpDir/build"
@@ -97,7 +98,7 @@ for (int i = 0; i < osxPlatforms.size(); i++) {
         } }
         sh "make install"
       } }
-    } } }
+    } }
   } }
 }