diff --git a/build/jenkins/pipelines/freeBSD.Jenkinsfile b/build/jenkins/pipelines/freeBSD.Jenkinsfile
index 294855d240..76be15a175 100644
--- a/build/jenkins/pipelines/freeBSD.Jenkinsfile
+++ b/build/jenkins/pipelines/freeBSD.Jenkinsfile
@@ -19,6 +19,9 @@
 // Due to a compilation bug with SpiderMonkey, the game is only built with the release configuration.
 
 pipeline {
+	// Stop previous build in pull requests, but not in branches
+	options { disableConcurrentBuilds(abortPrevious: env.CHANGE_ID != null) }
+
 	agent {
 		node {
 			label 'FreeBSDAgent'
diff --git a/build/jenkins/pipelines/linux.Jenkinsfile b/build/jenkins/pipelines/linux.Jenkinsfile
index d63939dc51..2d601a0421 100644
--- a/build/jenkins/pipelines/linux.Jenkinsfile
+++ b/build/jenkins/pipelines/linux.Jenkinsfile
@@ -18,6 +18,9 @@
 // This pipeline builds the game on Linux (with min and max supported versions of GCC and clang) and runs tests.
 
 pipeline {
+	// Stop previous build in pull requests, but not in branches
+	options { disableConcurrentBuilds(abortPrevious: env.CHANGE_ID != null) }
+
 	agent none
 	stages {
 		stage("Setup") {
diff --git a/build/jenkins/pipelines/macOS.Jenkinsfile b/build/jenkins/pipelines/macOS.Jenkinsfile
index c2c79e8d02..17c868521b 100644
--- a/build/jenkins/pipelines/macOS.Jenkinsfile
+++ b/build/jenkins/pipelines/macOS.Jenkinsfile
@@ -18,6 +18,9 @@
 // This pipeline builds the game on macOS (which uses the clang-10 compiler) and runs tests.
 
 pipeline {
+	// Stop previous build in pull requests, but not in branches
+	options { disableConcurrentBuilds(abortPrevious: env.CHANGE_ID != null) }
+
 	agent {
 		node {
 			label 'macOSAgent'
diff --git a/build/jenkins/pipelines/windows.Jenkinsfile b/build/jenkins/pipelines/windows.Jenkinsfile
index 5fb447f6a4..a48859a1e7 100644
--- a/build/jenkins/pipelines/windows.Jenkinsfile
+++ b/build/jenkins/pipelines/windows.Jenkinsfile
@@ -21,6 +21,9 @@ def visualStudioPath = "\"C:\\Program Files (x86)\\Microsoft Visual Studio\\2017
 def buildOptions = "/p:PlatformToolset=v141_xp /p:XPDeprecationWarning=false /t:pyrogenesis /t:AtlasUI /t:test /m:2 /nologo -clp:NoSummary"
 
 pipeline {
+	// Stop previous build in pull requests, but not in branches
+	options { disableConcurrentBuilds(abortPrevious: env.CHANGE_ID != null) }
+
 	agent {
 		node {
 			label 'WindowsAgent'