diff --git a/src/amd/vulkan/radv_pipeline_graphics.c b/src/amd/vulkan/radv_pipeline_graphics.c
index 9f7c8e8dd99..6f8176bd85d 100644
--- a/src/amd/vulkan/radv_pipeline_graphics.c
+++ b/src/amd/vulkan/radv_pipeline_graphics.c
@@ -2113,6 +2113,15 @@ radv_generate_graphics_pipeline_key(const struct radv_device *device,
       key.enable_remove_point_size = true;
    }
 
+   if (device->smooth_lines) {
+      if (pipeline->dynamic_states & RADV_DYNAMIC_LINE_RASTERIZATION_MODE) {
+         key.dynamic_line_rast_mode = true;
+      } else {
+         key.ps.line_smooth_enabled =
+            state->rs && state->rs->line.mode == VK_LINE_RASTERIZATION_MODE_RECTANGULAR_SMOOTH_EXT;
+      }
+   }
+
    return key;
 }
 
diff --git a/src/amd/vulkan/radv_shader.h b/src/amd/vulkan/radv_shader.h
index 96fc1422819..1d2e4853e3c 100644
--- a/src/amd/vulkan/radv_shader.h
+++ b/src/amd/vulkan/radv_shader.h
@@ -77,6 +77,7 @@ struct radv_pipeline_key {
    uint32_t dynamic_rasterization_samples : 1;
    uint32_t dynamic_color_write_mask : 1;
    uint32_t dynamic_provoking_vtx_mode : 1;
+   uint32_t dynamic_line_rast_mode : 1;
    uint32_t tex_non_uniform : 1;
    uint32_t enable_remove_point_size : 1;
 
@@ -111,6 +112,8 @@ struct radv_pipeline_key {
 
       bool dynamic_ps_epilog;
       bool has_epilog;
+
+      bool line_smooth_enabled;
    } ps;
 
    struct {