diff --git a/jenkinsfile/Branch_status/Jenkinsfile_linux_packages b/jenkinsfile/Branch_status/Jenkinsfile_linux_packages
index f9265d16..dae38efd 100644
--- a/jenkinsfile/Branch_status/Jenkinsfile_linux_packages
+++ b/jenkinsfile/Branch_status/Jenkinsfile_linux_packages
@@ -163,7 +163,7 @@ def buildAndSignPackage(String distro, String architecture, String packageName)
 
 def getVersionFromHeader(String versionFilePath) {
     return sh(script: """
-        grep -Po "(set.MEGACMD_MAJOR_VERSION \K\d+|set.MEGACMD_MINOR_VERSION \K\d+|set.MEGACMD_MICRO_VERSION \K\d+|)" $versionFilePath | paste -sd '.'
+        grep -Po "(set\\(MEGACMD_MAJOR_VERSION \\K\\d+|set.MEGACMD_MINOR_VERSION \\K\\d+|set\\(MEGACMD_MICRO_VERSION \\K\\d+)" $versionFilePath | paste -sd '.'
         """
         , returnStdout: true).trim()
 }
diff --git a/jenkinsfile/Branch_status/Jenkinsfile_macOS_packages b/jenkinsfile/Branch_status/Jenkinsfile_macOS_packages
index 79ea2adc..fa2f64da 100644
--- a/jenkinsfile/Branch_status/Jenkinsfile_macOS_packages
+++ b/jenkinsfile/Branch_status/Jenkinsfile_macOS_packages
@@ -87,7 +87,7 @@ pipeline {
                     script{
                         MEGACMD_VERSION = sh (
                             script: '''
-                                grep -Po "(set.MEGACMD_MAJOR_VERSION \K\d+|set.MEGACMD_MINOR_VERSION \K\d+|set.MEGACMD_MICRO_VERSION \K\d+|)" CMakeLists.txt | paste -sd '.'
+                                grep -Po "set\\(MEGACMD_MAJOR_VERSION \\K\\d+|set.MEGACMD_MINOR_VERSION \\K\\d+|set\\(MEGACMD_MICRO_VERSION \\K\\d+)" CMakeLists.txt | paste -sd '.'
                             ''',
                             returnStdout: true
                         ).trim()
diff --git a/jenkinsfile/Branch_status/Jenkinsfile_windows_installers b/jenkinsfile/Branch_status/Jenkinsfile_windows_installers
index 875c2210..ec939f20 100644
--- a/jenkinsfile/Branch_status/Jenkinsfile_windows_installers
+++ b/jenkinsfile/Branch_status/Jenkinsfile_windows_installers
@@ -141,7 +141,7 @@ pipeline {
 
 def getVersionFromHeader(String versionFilePath) {
     return sh(script: """
-        grep -Po "(set.MEGACMD_MAJOR_VERSION \K\d+|set.MEGACMD_MINOR_VERSION \K\d+|se.MEGACMD_MICRO_VERSION \K\d+|)" $versionFilePath | paste -sd '.'
+        grep -Po "(set\\(MEGACMD_MAJOR_VERSION \\K\\d+|set.MEGACMD_MINOR_VERSION \\K\\d+|set\\(MEGACMD_MICRO_VERSION \\K\\d+)" $versionFilePath | paste -sd '.'
         """
         , returnStdout: true).trim()
 }