diff --git a/tooling/planet-gen/run-atlas-naming.sh b/tooling/planet-gen/run-atlas-naming.sh
index 36b8b1d5e..bd79d404c 100755
--- a/tooling/planet-gen/run-atlas-naming.sh
+++ b/tooling/planet-gen/run-atlas-naming.sh
@@ -54,7 +54,10 @@ fi
 # "amdgcn-amd-amdhsa--gfx1201". If gfx1201 is missing and e.g. only
 # gfx906 is present, the build shipped kernels for a different arch
 # and every inference will crash with "invalid device function".
-if ! strings "$BIN" 2>/dev/null | grep -qw gfx1201; then
+#
+# Uses `grep -a` to scan the binary directly so we don't depend on
+# `strings` being on PATH (not present on a stock Bazzite host).
+if ! grep -a -q gfx1201 "$BIN"; then
     echo "error: $BIN does not contain gfx1201 kernels" >&2
     echo "       expected target for AMD Radeon RX 9070 (Navi 48)" >&2
     echo "       rebuild with CMAKE_HIP_ARCHITECTURES=gfx1201 inside $DISTROBOX_NAME" >&2