diff --git a/drivers/gpu/nvgpu/common/power_features/cg/cg.c b/drivers/gpu/nvgpu/common/power_features/cg/cg.c
index 85b910999..9e20fa7d4 100644
--- a/drivers/gpu/nvgpu/common/power_features/cg/cg.c
+++ b/drivers/gpu/nvgpu/common/power_features/cg/cg.c
@@ -450,7 +450,7 @@ void nvgpu_cg_elcg_set_elcg_enabled(struct gk20a *g, bool enable)
 
 	g->ops.gr.init.wait_initialized(g);
 
-	nvgpu_mutex_release(&g->cg_pg_lock);
+	nvgpu_mutex_acquire(&g->cg_pg_lock);
 	if (enable) {
 		if (!g->elcg_enabled) {
 			g->elcg_enabled = true;