diff --git a/docs/features.txt b/docs/features.txt
index 607655b0348..517036caf52 100644
--- a/docs/features.txt
+++ b/docs/features.txt
@@ -660,6 +660,7 @@ Khronos extensions that are not part of any Vulkan version:
   VK_EXT_vertex_attribute_divisor                       DONE (anv, dzn, hasvk, lvp, nvk, panvk, radv, tu, v3dv, vn)
   VK_EXT_vertex_input_dynamic_state                     DONE (anv, lvp, nvk, panvk, radv, tu, vn)
   VK_EXT_ycbcr_image_arrays                             DONE (anv, hasvk, lvp, nvk, panvk/v10+, radv, vn)
+  VK_EXT_zero_initialize_device_memory                  DONE (radv)
   VK_ANDROID_external_memory_android_hardware_buffer    DONE (anv, radv, tu, vn)
   VK_ANDROID_native_buffer                              DONE (anv, radv, tu, v3dv, vn)
   VK_GOOGLE_decorate_string                             DONE (anv, hasvk, lvp, nvk, panvk, radv, tu, vn)
diff --git a/docs/relnotes/new_features.txt b/docs/relnotes/new_features.txt
index 30491ceed43..460a079546c 100644
--- a/docs/relnotes/new_features.txt
+++ b/docs/relnotes/new_features.txt
@@ -21,3 +21,4 @@ VK_EXT_shader_replicated_composites on panvk
 VK_EXT_depth_bias_control on panvk
 VK_KHR_shader_bfloat16 on anv/gfx125+ and radv/gfx12+
 VK_KHR_robustness2 on RADV
+VK_EXT_zero_initialize_device_memory on RADV
diff --git a/src/amd/vulkan/radv_physical_device.c b/src/amd/vulkan/radv_physical_device.c
index ca8e695c89e..e2bfdf39636 100644
--- a/src/amd/vulkan/radv_physical_device.c
+++ b/src/amd/vulkan/radv_physical_device.c
@@ -719,6 +719,7 @@ radv_physical_device_get_supported_extensions(const struct radv_physical_device
       .EXT_vertex_attribute_divisor = true,
       .EXT_vertex_input_dynamic_state = !pdev->use_llvm,
       .EXT_ycbcr_image_arrays = true,
+      .EXT_zero_initialize_device_memory = pdev->info.has_zerovram_support,
       .AMD_buffer_marker = true,
       .AMD_device_coherent_memory = true,
       .AMD_draw_indirect_count = true,
@@ -1311,6 +1312,9 @@ radv_physical_device_get_features(const struct radv_physical_device *pdev, struc
       .shaderBFloat16Type = true,
       .shaderBFloat16DotProduct = true,
       .shaderBFloat16CooperativeMatrix = radv_cooperative_matrix_enabled(pdev),
+
+      /* VK_EXT_zero_initialize_device_memory */
+      .zeroInitializeDeviceMemory = true,
    };
 }