diff --git a/misc-utils/lsfd-file.c b/misc-utils/lsfd-file.c
index b9c77d887..dc19b8754 100644
--- a/misc-utils/lsfd-file.c
+++ b/misc-utils/lsfd-file.c
@@ -136,6 +136,9 @@ static bool file_fill_column(struct proc *proc,
 	case COL_UID:
 		xasprintf(&str, "%d", (int)file->stat.st_uid);
 		break;
+	case COL_SIZE:
+		xasprintf(&str, "%ju", file->stat.st_size);
+		break;
 	default:
 		return false;
 	};
diff --git a/misc-utils/lsfd.c b/misc-utils/lsfd.c
index b245113cd..c53082aed 100644
--- a/misc-utils/lsfd.c
+++ b/misc-utils/lsfd.c
@@ -94,6 +94,8 @@ static struct colinfo infos[] = {
 		N_("PID of the process opening the file") },
 	[COL_RDEV]    = { "RDEV",     0, SCOLS_FL_RIGHT, SCOLS_JSON_STRING,
 		N_("device ID (if special file)") },
+	[COL_SIZE]    = { "SIZE",     4, SCOLS_FL_RIGHT, SCOLS_JSON_NUMBER,
+		N_("file size"), },
 	[COL_TYPE]    = { "TYPE",     0, SCOLS_FL_RIGHT, SCOLS_JSON_STRING,
 		N_("file type") },
 	[COL_UID]     = { "UID",      0, SCOLS_FL_RIGHT, SCOLS_JSON_NUMBER,
@@ -111,6 +113,7 @@ static int default_columns[] = {
 	COL_ASSOC,
 	COL_TYPE,
 	COL_DEVICE,
+	COL_SIZE,
 	COL_INODE,
 	COL_NAME,
 };
diff --git a/misc-utils/lsfd.h b/misc-utils/lsfd.h
index 69996614c..c156297a1 100644
--- a/misc-utils/lsfd.h
+++ b/misc-utils/lsfd.h
@@ -60,6 +60,7 @@ enum {
 	COL_NAME,
 	COL_PID,
 	COL_RDEV,
+	COL_SIZE,
 	COL_TYPE,
 	COL_UID,
 	COL_USER,