diff --git a/lib/properties/prop_common.h b/lib/properties/prop_common.h
index d7d01af35..0b1678d38 100644
--- a/lib/properties/prop_common.h
+++ b/lib/properties/prop_common.h
@@ -26,9 +26,11 @@ struct lvm_property_type {
 	unsigned is_settable:1;
 	unsigned is_string:1;
 	unsigned is_integer:1;
+	unsigned is_signed:1;
 	union {
 		const char *string;
 		uint64_t integer;
+		int64_t signed_integer;
 	} value;
 	int (*get) (const void *obj, struct lvm_property_type *prop);
 	int (*set) (void *obj, struct lvm_property_type *prop);
@@ -126,9 +128,10 @@ static int _ ## NAME ## _get (const void *obj, struct lvm_property_type *prop) \
 #define SIZ 4
 #define PCT 5
 #define STR_LIST 6
+#define SNUM 7              /* Signed Number */
 
 #define FIELD_MODIFIABLE 0x00000001
 #define FIELD(type, strct, field_type, head, field, width, fn, id, desc, settable) \
-	{ type, #id, settable, field_type == STR, ((field_type == NUM) || (field_type == BIN) || (field_type == SIZ) || (field_type == PCT)), { .integer = 0 }, _ ## id ## _get, _ ## id ## _set },
+	{ type, #id, settable, field_type == STR, ((field_type == NUM) || (field_type == BIN) || (field_type == SIZ) || (field_type == PCT) || (field_type == SNUM)), ((field_type == SNUM) || (field_type == PCT)), { .integer = 0 }, _ ## id ## _get, _ ## id ## _set },
 
 #endif
diff --git a/lib/report/columns.h b/lib/report/columns.h
index cf8429500..06282c5b4 100644
--- a/lib/report/columns.h
+++ b/lib/report/columns.h
@@ -56,8 +56,8 @@ FIELD(LVS, lv, STR, "Active", lvid, 6, lvactive, lv_active, "Active state of the
 FIELD(LVS, lv, BIN, "ActLocal", lvid, 10, lvactivelocally, lv_active_locally, "Set if the LV is active locally.", 0)
 FIELD(LVS, lv, BIN, "ActRemote", lvid, 10, lvactiveremotely, lv_active_remotely, "Set if the LV is active remotely.", 0)
 FIELD(LVS, lv, BIN, "ActExcl", lvid, 10, lvactiveexclusively, lv_active_exclusively, "Set if the LV is active exclusively.", 0)
-FIELD(LVS, lv, NUM, "Maj", major, 3, int32, lv_major, "Persistent major number or -1 if not persistent.", 0)
-FIELD(LVS, lv, NUM, "Min", minor, 3, int32, lv_minor, "Persistent minor number or -1 if not persistent.", 0)
+FIELD(LVS, lv, SNUM, "Maj", major, 3, int32, lv_major, "Persistent major number or -1 if not persistent.", 0)
+FIELD(LVS, lv, SNUM, "Min", minor, 3, int32, lv_minor, "Persistent minor number or -1 if not persistent.", 0)
 FIELD(LVS, lv, SIZ, "Rahead", lvid, 6, lvreadahead, lv_read_ahead, "Read ahead setting in current units.", 0)
 FIELD(LVS, lv, SIZ, "LSize", size, 5, size64, lv_size, "Size of LV in current units.", 0)
 FIELD(LVS, lv, SIZ, "MSize", lvid, 6, lvmetadatasize, lv_metadata_size, "For thin and cache pools, the size of the LV that holds the metadata.", 0)
@@ -88,8 +88,8 @@ FIELD(LVS, lv, STR, "Time", lvid, 26, lvtime, lv_time, "Creation time of the LV,
 FIELD(LVS, lv, STR, "Host", lvid, 10, lvhost, lv_host, "Creation host of the LV, if known.", 0)
 FIELD(LVS, lv, STR_LIST, "Modules", lvid, 7, modules, lv_modules, "Kernel device-mapper modules required for this LV.", 0)
 
-FIELD(LVSINFO, lv, NUM, "KMaj", lvid, 4, lvkmaj, lv_kernel_major, "Currently assigned major number or -1 if LV is not active.", 0)
-FIELD(LVSINFO, lv, NUM, "KMin", lvid, 4, lvkmin, lv_kernel_minor, "Currently assigned minor number or -1 if LV is not active.", 0)
+FIELD(LVSINFO, lv, SNUM, "KMaj", lvid, 4, lvkmaj, lv_kernel_major, "Currently assigned major number or -1 if LV is not active.", 0)
+FIELD(LVSINFO, lv, SNUM, "KMin", lvid, 4, lvkmin, lv_kernel_minor, "Currently assigned minor number or -1 if LV is not active.", 0)
 FIELD(LVSINFO, lv, SIZ, "KRahead", lvid, 7, lvkreadahead, lv_kernel_read_ahead, "Currently-in-use read ahead setting in current units.", 0)
 FIELD(LVSINFO, lv, STR, "LPerms", lvid, 8, lvpermissions, lv_permissions, "LV permissions.", 0)
 FIELD(LVSINFO, lv, BIN, "Suspended", lvid, 10, lvsuspended, lv_suspended, "Set if LV is suspended.", 0)
diff --git a/lib/report/properties.c b/lib/report/properties.c
index ea70690b9..b0a91a7da 100644
--- a/lib/report/properties.c
+++ b/lib/report/properties.c
@@ -462,7 +462,7 @@ GET_PVSEG_NUM_PROPERTY_FN(pvseg_size, (SECTOR_SIZE * pvseg->len))
 
 struct lvm_property_type _properties[] = {
 #include "columns.h"
-	{ 0, "", 0, 0, 0, { .integer = 0 }, prop_not_implemented_get, prop_not_implemented_set },
+	{ 0, "", 0, 0, 0, 0, { .integer = 0 }, prop_not_implemented_get, prop_not_implemented_set },
 };
 
 #undef STR
@@ -471,6 +471,7 @@ struct lvm_property_type _properties[] = {
 #undef SIZ
 #undef PCT
 #undef STR_LIST
+#undef SNUM
 #undef FIELD
 
 int lvseg_get_property(const struct lv_segment *lvseg,
diff --git a/lib/report/report.c b/lib/report/report.c
index 500bf2b46..a1076690a 100644
--- a/lib/report/report.c
+++ b/lib/report/report.c
@@ -2057,6 +2057,7 @@ static const struct dm_report_object_type _devtypes_report_types[] = {
 #define SIZ DM_REPORT_FIELD_TYPE_SIZE
 #define PCT DM_REPORT_FIELD_TYPE_PERCENT
 #define STR_LIST DM_REPORT_FIELD_TYPE_STRING_LIST
+#define SNUM DM_REPORT_FIELD_TYPE_NUMBER
 #define FIELD(type, strct, sorttype, head, field, width, func, id, desc, writeable) \
 	{type, sorttype, offsetof(type_ ## strct, field), width, \
 	 #id, head, &_ ## func ## _disp, desc},
@@ -2085,6 +2086,7 @@ static const struct dm_report_field_type _devtypes_fields[] = {
 #undef BIN
 #undef SIZ
 #undef STR_LIST
+#undef SNUM
 #undef FIELD
 
 void *report_init(struct cmd_context *cmd, const char *format, const char *keys,
diff --git a/liblvm/lvm2app.h b/liblvm/lvm2app.h
index 3692f9a7d..1a5bc0892 100644
--- a/liblvm/lvm2app.h
+++ b/liblvm/lvm2app.h
@@ -231,10 +231,12 @@ typedef struct lvm_property_value {
 	uint32_t is_string:1;
 	uint32_t is_integer:1;
 	uint32_t is_valid:1;
-	uint32_t padding:28;
+	uint32_t is_signed:1;
+	uint32_t padding:27;
 	union {
 		const char *string;
 		uint64_t integer;
+		int64_t signed_integer;
 	} value;
 } lvm_property_value_t;
 
diff --git a/liblvm/lvm_misc.c b/liblvm/lvm_misc.c
index ff26cdfb2..431d35426 100644
--- a/liblvm/lvm_misc.c
+++ b/liblvm/lvm_misc.c
@@ -88,6 +88,7 @@ struct lvm_property_value get_property(const pv_t pv, const vg_t vg,
 	v.is_settable = prop.is_settable;
 	v.is_string = prop.is_string;
 	v.is_integer = prop.is_integer;
+	v.is_signed = prop.is_signed;
 	if (v.is_string)
 		v.value.string = prop.value.string;
 	if (v.is_integer)
diff --git a/liblvm/lvm_prop.c b/liblvm/lvm_prop.c
index 79ed1132e..4ea868d97 100644
--- a/liblvm/lvm_prop.c
+++ b/liblvm/lvm_prop.c
@@ -41,7 +41,7 @@ SET_PVCREATEPARAMS_NUM_PROPERTY_FN(zero, pvcp->zero)
 
 struct lvm_property_type _lib_properties[] = {
 #include "lvm_prop_fields.h"
-	{ 0, "", 0, 0, 0, { .integer = 0 }, prop_not_implemented_get,
+	{ 0, "", 0, 0, 0, 0, { .integer = 0 }, prop_not_implemented_get,
 			prop_not_implemented_set },
 };