diff --git a/sys-utils/lscpu.1 b/sys-utils/lscpu.1
index a41125395..78b4b4557 100644
--- a/sys-utils/lscpu.1
+++ b/sys-utils/lscpu.1
@@ -130,6 +130,9 @@ are included in the command output.
 When specifying the \fIlist\fP argument, the string of option, equal sign (=), and
 \fIlist\fP must not contain any blanks or other whitespace.
 Examples: '\fB\-C=NAME,ONE-SIZE\fP' or '\fB\-\-caches=NAME,ONE-SIZE\fP'.
+
+The default list of columns may be extended if list is specified in the format +list
+(e.g., lscpu -C=+ALLOC-POLICY).
 .TP
 .BR \-c , " \-\-offline"
 Limit the output to offline CPUs.
@@ -144,6 +147,9 @@ are included in the command output.
 When specifying the \fIlist\fP argument, the string of option, equal sign (=), and
 \fIlist\fP must not contain any blanks or other whitespace.
 Examples: '\fB\-e=cpu,node\fP' or '\fB\-\-extended=cpu,node\fP'.
+
+The default list of columns may be extended if list is specified in the format +list
+(e.g., lscpu -e=+MHZ).
 .TP
 .BR \-h , " \-\-help"
 Display help text and exit.
@@ -163,6 +169,9 @@ If the \fIlist\fP argument is used, cache columns are separated with a colon (:)
 When specifying the \fIlist\fP argument, the string of option, equal sign (=), and
 \fIlist\fP must not contain any blanks or other whitespace.
 Examples: '\fB\-p=cpu,node\fP' or '\fB\-\-parse=cpu,node\fP'.
+
+The default list of columns may be extended if list is specified in the format +list
+(e.g., lscpu -p=+MHZ).
 .TP
 .BR \-s , " \-\-sysroot " \fIdirectory\fP
 Gather CPU data for a Linux instance other than the instance from which the
diff --git a/sys-utils/lscpu.c b/sys-utils/lscpu.c
index b1d162c92..fdf9c759b 100644
--- a/sys-utils/lscpu.c
+++ b/sys-utils/lscpu.c
@@ -1163,6 +1163,7 @@ int main(int argc, char *argv[])
 	int c, all = 0;
 	int columns[ARRAY_SIZE(coldescs_cpu)], ncolumns = 0;
 	int cpu_modifier_specified = 0;
+	char *outarg = NULL;
 	size_t i;
 	enum {
 		OPT_OUTPUT_ALL = CHAR_MAX + 1,
@@ -1223,11 +1224,7 @@ int main(int argc, char *argv[])
 			if (optarg) {
 				if (*optarg == '=')
 					optarg++;
-				ncolumns = string_to_idarray(optarg,
-						columns, ARRAY_SIZE(columns),
-						cache_column_name_to_id);
-				if (ncolumns < 0)
-					return EXIT_FAILURE;
+				outarg = optarg;
 			}
 			cxt->mode = LSCPU_OUTPUT_CACHES;
 			break;
@@ -1239,11 +1236,7 @@ int main(int argc, char *argv[])
 			if (optarg) {
 				if (*optarg == '=')
 					optarg++;
-				ncolumns = string_to_idarray(optarg,
-						columns, ARRAY_SIZE(columns),
-						cpu_column_name_to_id);
-				if (ncolumns < 0)
-					return EXIT_FAILURE;
+				outarg = optarg;
 			}
 			cxt->mode = c == 'p' ? LSCPU_OUTPUT_PARSABLE : LSCPU_OUTPUT_READABLE;
 			break;
@@ -1333,6 +1326,11 @@ int main(int argc, char *argv[])
 			columns[ncolumns++] = COL_CACHE_PHYLINE;
 			columns[ncolumns++] = COL_CACHE_COHERENCYSIZE;
 		}
+		if (outarg && string_add_to_idarray(outarg, columns,
+					ARRAY_SIZE(columns),
+					&ncolumns, cache_column_name_to_id) < 0)
+			return EXIT_FAILURE;
+
 		print_caches_readable(cxt, columns, ncolumns);
 		break;
 	case LSCPU_OUTPUT_READABLE:
@@ -1370,6 +1368,10 @@ int main(int argc, char *argv[])
 				columns[ncolumns++] = COL_CPU_MINMHZ;
 			}
 		}
+		if (outarg && string_add_to_idarray(outarg, columns,
+					ARRAY_SIZE(columns),
+					&ncolumns, cpu_column_name_to_id) < 0)
+			return EXIT_FAILURE;
 		print_cpus_readable(cxt, columns, ncolumns);
 		break;
 	case LSCPU_OUTPUT_PARSABLE:
@@ -1384,6 +1386,11 @@ int main(int argc, char *argv[])
 			columns[ncolumns++] = COL_CPU_CACHE;
 			cxt->show_compatible = 1;
 		}
+		if (outarg && string_add_to_idarray(outarg, columns,
+					ARRAY_SIZE(columns),
+					&ncolumns, cpu_column_name_to_id) < 0)
+			return EXIT_FAILURE;
+
 		print_cpus_parsable(cxt, columns, ncolumns);
 		break;
 	}