diff --git a/Jenkinsfile b/Jenkinsfile
index 66a65d0..34a24ec 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -11,10 +11,10 @@ pipeline {
 	environment {
 		//CMake specific flags
 		CMAKE_OPTIONS = ''
-		CMAKE_MAKE_OPTIONS = '-j 12'
+		CMAKE_MAKE_OPTIONS = '-j12'
 
 		//Make specific flags
-		MAKE_OPTIONS = '-j 12'
+		MAKE_OPTIONS = '-j12'
 		
 		JENKINS_BUILD_TARGET="${params.target}"
 	}