gistfile1.txt

diff --git a/src/localplayer.cpp b/src/localplayer.cpp
index ab30df22..35d3e224 100644
--- a/src/localplayer.cpp
+++ b/src/localplayer.cpp
@@ -450,7 +450,7 @@ void LocalPlayer::move(f32 dtime, Environment *env, f32 pos_max_d,
        */
        const ContentFeatures &f = nodemgr->get(map->getNodeNoEx(getStandingNodePos()));
        // Determine if jumping is possible
-       m_can_jump = touching_ground && !in_liquid;
+       m_can_jump = (touching_ground || (physics_override_sneak_glitch && m_sneak_node_exists && control.sneak)) && !in_liquid;
        if(itemgroup_get(f.groups, "disable_jump"))
                m_can_jump = false;
        // Jump key pressed while jumping off from a bouncy block