diff --git a/msg/templates/urtps/Publisher.cpp.em b/msg/templates/urtps/Publisher.cpp.em
index ff862d409d..b1bc7f482e 100644
--- a/msg/templates/urtps/Publisher.cpp.em
+++ b/msg/templates/urtps/Publisher.cpp.em
@@ -90,12 +90,12 @@ bool @(topic)_Publisher::init()
 {
     // Create RTPSParticipant
     ParticipantAttributes PParam;
-@[if version.parse(fastrtps_version[:3]) < version.parse('2.0')]@
+@[if version.parse(fastrtps_version) < version.parse('2.0')]@
     PParam.rtps.builtin.domainId = 0;
 @[else]@
     PParam.domainId = 0;
 @[end if]@
-@[if version.parse(fastrtps_version[:3]) <= version.parse('1.8')]@
+@[if version.parse(fastrtps_version) <= version.parse('1.8')]@
     PParam.rtps.builtin.leaseDuration = c_TimeInfinite;
 @[else]@
     PParam.rtps.builtin.discovery_config.leaseDuration = c_TimeInfinite;
diff --git a/msg/templates/urtps/Subscriber.cpp.em b/msg/templates/urtps/Subscriber.cpp.em
index 8a5d17c8d9..cb2e31ca35 100644
--- a/msg/templates/urtps/Subscriber.cpp.em
+++ b/msg/templates/urtps/Subscriber.cpp.em
@@ -90,12 +90,12 @@ bool @(topic)_Subscriber::init(uint8_t topic_ID, std::condition_variable* t_send
 
     // Create RTPSParticipant
     ParticipantAttributes PParam;
-@[if version.parse(fastrtps_version[:3]) < version.parse('2.0')]@
+@[if version.parse(fastrtps_version) < version.parse('2.0')]@
     PParam.rtps.builtin.domainId = 0;
 @[else]@
     PParam.domainId = 0;
 @[end if]@
-@[if version.parse(fastrtps_version[:3]) <= version.parse('1.8')]@
+@[if version.parse(fastrtps_version) <= version.parse('1.8')]@
     PParam.rtps.builtin.leaseDuration = c_TimeInfinite;
 @[else]@
     PParam.rtps.builtin.discovery_config.leaseDuration = c_TimeInfinite;