diff --git a/extras/conf/udb/Includes/SRB222_linedefs.cfg b/extras/conf/udb/Includes/SRB222_linedefs.cfg
index d00321707..14f19b905 100644
--- a/extras/conf/udb/Includes/SRB222_linedefs.cfg
+++ b/extras/conf/udb/Includes/SRB222_linedefs.cfg
@@ -2955,6 +2955,22 @@ udmf
 			}
 		}
 
+		434
+		{
+			title = "Award Power-Up";
+			prefix = "(434)";
+			stringarg0
+			{
+				title = "Power";
+				type = 2;
+			}
+			stringarg1
+			{
+				title = "Duration/Amount";
+				type = 2;
+			}
+		}
+
 		437
 		{
 			title = "Disable Player Control";
diff --git a/src/p_setup.c b/src/p_setup.c
index 92b425665..0a0976cc8 100644
--- a/src/p_setup.c
+++ b/src/p_setup.c
@@ -1292,7 +1292,6 @@ static void P_LoadSidedefs(UINT8 *data)
 			case 334: // Trigger linedef executor: Object dye - Continuous
 			case 335: // Trigger linedef executor: Object dye - Each time
 			case 336: // Trigger linedef executor: Object dye - Once
-			case 434: // Custom Power
 			case 461: // Spawns an object on the map based on texture offsets
 			{
 				char process[8*3+1];
@@ -1314,6 +1313,7 @@ static void P_LoadSidedefs(UINT8 *data)
 			case 332: // Trigger linedef executor: Skin - Each time
 			case 333: // Trigger linedef executor: Skin - Once
 			case 425: // Calls P_SetMobjState on calling mobj
+			case 434: // Custom Power
 			case 442: // Calls P_SetMobjState on mobjs of a given type in the tagged sectors
 			case 443: // Calls a named Lua function
 			case 459: // Control text prompt (named tag)
@@ -3823,6 +3823,28 @@ static void P_ConvertBinaryMap(void)
 		case 433: //Enable/disable gravity flip
 			lines[i].args[0] = !!(lines[i].flags & ML_NOCLIMB);
 			break;
+		case 434: //Award power-up
+			if (sides[lines[i].sidenum[0]].text)
+			{
+				lines[i].stringargs[0] = Z_Malloc(strlen(sides[lines[i].sidenum[0]].text) + 1, PU_LEVEL, NULL);
+				M_Memcpy(lines[i].stringargs[0], sides[lines[i].sidenum[0]].text, strlen(sides[lines[i].sidenum[0]].text) + 1);
+			}
+			if (lines[i].sidenum[1] != 0xffff && lines[i].flags & ML_BLOCKMONSTERS) // read power from back sidedef
+			{
+				lines[i].stringargs[1] = Z_Malloc(strlen(sides[lines[i].sidenum[1]].text) + 1, PU_LEVEL, NULL);
+				M_Memcpy(lines[i].stringargs[1], sides[lines[i].sidenum[1]].text, strlen(sides[lines[i].sidenum[1]].text) + 1);
+			}
+			else if (lines[i].flags & ML_NOCLIMB) // 'Infinite'
+			{
+				lines[i].stringargs[1] = Z_Malloc(3, PU_LEVEL, NULL);
+				M_Memcpy(lines[i].stringargs[1], "-1", 3);
+			}
+			else
+			{
+				lines[i].stringargs[1] = Z_Malloc(7, PU_LEVEL, NULL);
+				snprintf(lines[i].stringargs[1], 7, "%d", sides[lines[i].sidenum[0]].textureoffset >> FRACBITS);
+			}
+			break;
 		case 435: //Change plane scroller direction
 			lines[i].args[0] = tag;
 			lines[i].args[1] = R_PointToDist2(lines[i].v2->x, lines[i].v2->y, lines[i].v1->x, lines[i].v1->y) >> FRACBITS;
diff --git a/src/p_spec.c b/src/p_spec.c
index 2527c57c3..4f2a091d1 100644
--- a/src/p_spec.c
+++ b/src/p_spec.c
@@ -2669,14 +2669,10 @@ static void P_ProcessLineSpecial(line_t *line, mobj_t *mo, sector_t *callsec)
 			{
 				mobj_t *dummy = P_SpawnMobj(mo->x, mo->y, mo->z, MT_NULL);
 
-				var1 = sides[line->sidenum[0]].toptexture; //(line->dx>>FRACBITS)-1;
-
-				if (line->sidenum[1] != 0xffff && line->flags & ML_BLOCKMONSTERS) // read power from back sidedef
-					var2 = sides[line->sidenum[1]].toptexture;
-				else if (line->flags & ML_NOCLIMB) // 'Infinite'
+				var1 = line->stringargs[0] ? get_number(line->stringargs[0]) : 0;
+				var2 = line->stringargs[1] ? get_number(line->stringargs[1]) : 0;
+				if (var2 == -1) // 'Infinite'
 					var2 = UINT16_MAX;
-				else
-					var2 = sides[line->sidenum[0]].textureoffset>>FRACBITS;
 
 				P_SetTarget(&dummy->target, mo);
 				A_CustomPower(dummy);