diff --git a/src/amd/vulkan/radv_nir_to_llvm.c b/src/amd/vulkan/radv_nir_to_llvm.c
index b2dec617cee..3aa646ce3a2 100644
--- a/src/amd/vulkan/radv_nir_to_llvm.c
+++ b/src/amd/vulkan/radv_nir_to_llvm.c
@@ -1433,7 +1433,7 @@ si_llvm_init_export_args(struct radv_shader_context *ctx,
 			break;
 
 		case V_028714_SPI_SHADER_FP16_ABGR:
-			args->enabled_channels = 0x5;
+			args->enabled_channels = 0xf;
 			packf = ac_build_cvt_pkrtz_f16;
 			if (is_16bit) {
 				for (unsigned chan = 0; chan < 4; chan++)
@@ -1444,17 +1444,17 @@ si_llvm_init_export_args(struct radv_shader_context *ctx,
 			break;
 
 		case V_028714_SPI_SHADER_UNORM16_ABGR:
-			args->enabled_channels = 0x5;
+			args->enabled_channels = 0xf;
 			packf = ac_build_cvt_pknorm_u16;
 			break;
 
 		case V_028714_SPI_SHADER_SNORM16_ABGR:
-			args->enabled_channels = 0x5;
+			args->enabled_channels = 0xf;
 			packf = ac_build_cvt_pknorm_i16;
 			break;
 
 		case V_028714_SPI_SHADER_UINT16_ABGR:
-			args->enabled_channels = 0x5;
+			args->enabled_channels = 0xf;
 			packi = ac_build_cvt_pk_u16;
 			if (is_16bit) {
 				for (unsigned chan = 0; chan < 4; chan++)
@@ -1465,7 +1465,7 @@ si_llvm_init_export_args(struct radv_shader_context *ctx,
 			break;
 
 		case V_028714_SPI_SHADER_SINT16_ABGR:
-			args->enabled_channels = 0x5;
+			args->enabled_channels = 0xf;
 			packi = ac_build_cvt_pk_i16;
 			if (is_16bit) {
 				for (unsigned chan = 0; chan < 4; chan++)