diff --git a/lib/ts_common.sh b/lib/ts_common.sh
index 281907ac99371839f8e15e21421626cbc554567d..57c49672a4662c7886a584327b0486342fd8b105 100644
--- a/lib/ts_common.sh
+++ b/lib/ts_common.sh
@@ -7,13 +7,11 @@
 g_build_dir="$TST_TS_TOPDIR/tst-open-libfuse/libfuse.install/libfuse/build"
 
 _detect_python3() {
-    local py
-    for py in python3.12 python3.11 python3.10 python3.9 python3.8; do
-        if command -v "$py" &>/dev/null; then
-            echo "$py"
-            return 0
-        fi
-    done
+    if command -v python3.12 &>/dev/null && python3.12 -m pytest --version &>/dev/null 2>&1; then
+        echo "python3.12"
+        return 0
+    fi
+    echo "WARNING: python3.12 with pytest not found, falling back to python3" >&2
     echo "python3"
 }
 g_python3="$(_detect_python3)"
diff --git a/tst-open-libfuse b/tst-open-libfuse
index 6f9cb6f3a81bfbb39ba95822d2a88dbf503d44b1..b11305b529bedc30ef28deaa80348afc961b8bb1 160000
--- a/tst-open-libfuse
+++ b/tst-open-libfuse
@@ -1 +1 @@
-Subproject commit 6f9cb6f3a81bfbb39ba95822d2a88dbf503d44b1
+Subproject commit b11305b529bedc30ef28deaa80348afc961b8bb1