diff --git a/.gitmodules b/.gitmodules
index 7f7fe49afc..f3ad832e17 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -28,4 +28,4 @@
 [submodule "3rdparty/glean"]
 	path = 3rdparty/glean
 	url = https://github.com/mozilla/glean.git
-	branch = main
+	branch = release
diff --git a/3rdparty/glean b/3rdparty/glean
index f3987dbbce..017c95a64c 160000
--- a/3rdparty/glean
+++ b/3rdparty/glean
@@ -1 +1 @@
-Subproject commit f3987dbbce7f0f308e3554a1c19d0b6442686374
+Subproject commit 017c95a64cf8bae676365367eff29c9209406e20
diff --git a/scripts/linux/script.sh b/scripts/linux/script.sh
index cd17aabf52..4bf38d2763 100755
--- a/scripts/linux/script.sh
+++ b/scripts/linux/script.sh
@@ -132,7 +132,7 @@ print Y "Update the submodules..."
 git submodule init || die "Failed"
 git submodule update --remote --depth 1 i18n || die "Failed"
 git submodule update --remote --depth 1 3rdparty/wireguard-tools || die "Failed"
-git submodule update --remote --depth 1 3rdparty/glean || die "Failed"
+git submodule update --depth 1 3rdparty/glean || die "Failed"
 print G "done."
 
 print G "Creating the orig tarball"
diff --git a/vpnglean/src/lib.rs b/vpnglean/src/lib.rs
index 265996e581..13ff7d569e 100644
--- a/vpnglean/src/lib.rs
+++ b/vpnglean/src/lib.rs
@@ -34,6 +34,7 @@ pub extern "C" fn glean_initialize(is_telemetry_enabled: bool, data_path: FfiStr
         uploader: Some(Box::new(VPNPingUploader::new())),
         // Whether Glean should schedule “metrics” pings for you
         use_core_mps: true,
+        trim_data_to_registered_pings: false,
     };
 
     let client_info = ClientInfoMetrics {