diff --git a/docs/features.txt b/docs/features.txt
index f14bcbdac69..1584e24edd1 100644
--- a/docs/features.txt
+++ b/docs/features.txt
@@ -581,7 +581,7 @@ Khronos extensions that are not part of any Vulkan version:
   VK_KHR_shader_bfloat16                                DONE (anv/gfx12.5+, radv/gfx12+, vn)
   VK_KHR_shader_clock                                   DONE (anv, hasvk, lvp, nvk, panvk, radv, tu, vn)
   VK_KHR_shader_constant_data                           DONE (anv, radv)
-  VK_KHR_shader_fma                                     DONE (vn)
+  VK_KHR_shader_fma                                     DONE (kk, vn)
   VK_KHR_shader_maximal_reconvergence                   DONE (anv, hk, kk, lvp, nvk, panvk/v10+, radv, vn)
   VK_KHR_shader_quad_control                            DONE (anv, hk, lvp, nvk, panvk/v10+, radv, vn)
   VK_KHR_shader_relaxed_extended_instruction            DONE (anv, hasvk, hk, kk, lvp, nvk, panvk, pvr, radv, tu, v3dv, vn)
diff --git a/src/kosmickrisp/vulkan/kk_physical_device.c b/src/kosmickrisp/vulkan/kk_physical_device.c
index 10f7d3ae284..19eeb07db2e 100644
--- a/src/kosmickrisp/vulkan/kk_physical_device.c
+++ b/src/kosmickrisp/vulkan/kk_physical_device.c
@@ -142,6 +142,7 @@ kk_get_device_extensions(const struct kk_instance *instance,
       .KHR_maintenance9 = true,
       .KHR_maintenance10 = true,
       .KHR_robustness2 = true,
+      .KHR_shader_fma = true,
       .KHR_shader_maximal_reconvergence = true,
       .KHR_shader_relaxed_extended_instruction = true,
       .KHR_shader_subgroup_uniform_control_flow = true,
@@ -337,6 +338,11 @@ kk_get_device_features(
       /* VK_KHR_shader_expect_assume */
       .shaderExpectAssume = true,
 
+      /* VK_KHR_shader_fma */
+      .shaderFmaFloat16 = true,
+      .shaderFmaFloat32 = true,
+      .shaderFmaFloat64 = false,
+
       /* VK_KHR_shader_maximal_reconvergence */
       .shaderMaximalReconvergence = true,