diff --git a/surefire-its/src/test/resources/junit47-parallel/pom.xml b/surefire-its/src/test/resources/junit47-parallel/pom.xml
index e9d6a6caac..ac04eedd37 100644
--- a/surefire-its/src/test/resources/junit47-parallel/pom.xml
+++ b/surefire-its/src/test/resources/junit47-parallel/pom.xml
@@ -62,7 +62,7 @@
       <plugin>
         <artifactId>maven-surefire-plugin</artifactId>
         <configuration>
-          <argLine>${argLine} ${jacoco.agent}</argLine>
+          <argLine>${argLine} "${jacoco.agent}"</argLine>
         </configuration>
       </plugin>
     </plugins>
diff --git a/surefire-its/src/test/resources/testng-740-parallel-without-threadcount/pom.xml b/surefire-its/src/test/resources/testng-740-parallel-without-threadcount/pom.xml
index 216efb5a3c..8d4fd22033 100644
--- a/surefire-its/src/test/resources/testng-740-parallel-without-threadcount/pom.xml
+++ b/surefire-its/src/test/resources/testng-740-parallel-without-threadcount/pom.xml
@@ -43,7 +43,7 @@
                 <artifactId>maven-surefire-plugin</artifactId>
                 <version>${surefire.version}</version>
                 <configuration>
-                    <argLine>${argLine} ${jacoco.agent}</argLine>
+                    <argLine>${argLine} "${jacoco.agent}"</argLine>
                     <parallel>methods</parallel>
                     <properties>
                         <property>
diff --git a/surefire-its/src/test/resources/testng-740-parallel/pom.xml b/surefire-its/src/test/resources/testng-740-parallel/pom.xml
index bc39aae81d..867d6adb21 100644
--- a/surefire-its/src/test/resources/testng-740-parallel/pom.xml
+++ b/surefire-its/src/test/resources/testng-740-parallel/pom.xml
@@ -43,7 +43,7 @@
                 <artifactId>maven-surefire-plugin</artifactId>
                 <version>${surefire.version}</version>
                 <configuration>
-                    <argLine>${argLine} ${jacoco.agent}</argLine>
+                    <argLine>${argLine} "${jacoco.agent}"</argLine>
                     <parallel>methods</parallel>
                     <threadCount>10</threadCount>
                     <properties>
diff --git a/surefire-its/src/test/resources/testng-simple/pom.xml b/surefire-its/src/test/resources/testng-simple/pom.xml
index 427c713e0e..cace78a2eb 100644
--- a/surefire-its/src/test/resources/testng-simple/pom.xml
+++ b/surefire-its/src/test/resources/testng-simple/pom.xml
@@ -87,7 +87,7 @@
         <artifactId>maven-surefire-plugin</artifactId>
         <version>${surefire.version}</version>
         <configuration>
-          <argLine>${argLine} ${jacoco.agent}</argLine>
+          <argLine>${argLine} "${jacoco.agent}"</argLine>
           <runOrder>reversealphabetical</runOrder>
           <properties>
             <property>