diff --git a/scripts/upgrade-irv-ml1-cuda.sh b/scripts/upgrade-irv-ml1-cuda.sh
index b24994f..b5685ed 100755
--- a/scripts/upgrade-irv-ml1-cuda.sh
+++ b/scripts/upgrade-irv-ml1-cuda.sh
@@ -89,7 +89,11 @@ remote_phase1() {
 
     echo
     echo "=== cuda-drivers candidate ==="
-    apt-cache policy cuda-drivers | head -10
+    # Don't `| head` here — apt-cache policy emits enough that head
+    # closes the pipe early and SIGPIPEs apt-cache, which under
+    # set -o pipefail aborts the whole script before we get to the
+    # actual install + reboot. Output is short anyway.
+    apt-cache policy cuda-drivers
 
     echo
     echo "=== snapshotting current nvidia packages (rollback reference) ==="
@@ -133,7 +137,8 @@ remote_phase2() {
     sleep 8
     echo
     echo "=== container status ==="
-    docker ps --format "table {{.Names}}\t{{.Status}}" | head -15
+    # `| head -15` would SIGPIPE docker ps under pipefail; just print all.
+    docker ps --format "table {{.Names}}\t{{.Status}}"
 }
 
 remote_rollback() {