diff --git a/extras/conf/D3RBinary-Config.cfg b/extras/conf/D3RBinary-Config.cfg
index 8070d67af..21ea69949 100644
--- a/extras/conf/D3RBinary-Config.cfg
+++ b/extras/conf/D3RBinary-Config.cfg
@@ -3445,35 +3445,35 @@ thingtypes
 			sprite = "SPDBA2A8";
 			flags8text = "[8] Rotate 22.5° CCW";
 		}
-		557
+		2171
 		{
 			arrow = 1;
 			title = "Diagonal Grey Spring";
 			sprite = "SPDGA2A8";
 			flags8text = "[8] Rotate 22.5° CCW";
 		}
-		558
+		2172
 		{
 			arrow = 1;
 			title = "Horizontal Yellow Spring";
 			sprite = "SPHYA2A8";
 			flags8text = "[8] Rotate 22.5° CCW";
 		}
-		559
+		2173
 		{
 			arrow = 1;
 			title = "Horizontal Red Spring";
 			sprite = "SPHRA2A8";
 			flags8text = "[8] Rotate 22.5° CCW";
 		}
-		560
+		2174
 		{
 			arrow = 1;
 			title = "Horizontal Blue Spring";
 			sprite = "SPHBA2A8";
 			flags8text = "[8] Rotate 22.5° CCW";
 		}
-		561
+		2175
 		{
 			arrow = 1;
 			title = "Horizontal Grey Spring";
diff --git a/extras/conf/udb/Includes/Kart2_things.cfg b/extras/conf/udb/Includes/Kart2_things.cfg
index da7e976d3..0b755fea8 100644
--- a/extras/conf/udb/Includes/Kart2_things.cfg
+++ b/extras/conf/udb/Includes/Kart2_things.cfg
@@ -915,35 +915,35 @@ springs
 		sprite = "SPDBA2A8";
 		flags8text = "[8] Rotate 22.5° CCW";
 	}
-	557
+	2171
 	{
 		arrow = 1;
 		title = "Diagonal Grey Spring";
 		sprite = "SPDGA2A8";
 		flags8text = "[8] Rotate 22.5° CCW";
 	}
-	558
+	2172
 	{
 		arrow = 1;
 		title = "Horizontal Yellow Spring";
 		sprite = "SPHYA2A8";
 		flags8text = "[8] Rotate 22.5° CCW";
 	}
-	559
+	2173
 	{
 		arrow = 1;
 		title = "Horizontal Red Spring";
 		sprite = "SPHRA2A8";
 		flags8text = "[8] Rotate 22.5° CCW";
 	}
-	560
+	2174
 	{
 		arrow = 1;
 		title = "Horizontal Blue Spring";
 		sprite = "SPHBA2A8";
 		flags8text = "[8] Rotate 22.5° CCW";
 	}
-	561
+	2175
 	{
 		arrow = 1;
 		title = "Horizontal Grey Spring";
diff --git a/src/info.c b/src/info.c
index 8dd30b0bb..6a5e7e068 100644
--- a/src/info.c
+++ b/src/info.c
@@ -8302,7 +8302,7 @@ mobjinfo_t mobjinfo[NUMMOBJTYPES] =
 	},
 
 	{           // MT_GREYDIAG
-		558,            // doomednum
+		2171,            // doomednum
 		S_GDIAG1,       // spawnstate
 		1,              // spawnhealth
 		S_GDIAG2,       // seestate
@@ -8329,7 +8329,7 @@ mobjinfo_t mobjinfo[NUMMOBJTYPES] =
 	},
 
 	{           // MT_YELLOWHORIZ
-		559,            // doomednum
+		2172,            // doomednum
 		S_YHORIZ1,      // spawnstate
 		1,              // spawnhealth
 		S_YHORIZ2,      // seestate
@@ -8356,7 +8356,7 @@ mobjinfo_t mobjinfo[NUMMOBJTYPES] =
 	},
 
 	{           // MT_REDHORIZ
-		560,            // doomednum
+		2173,            // doomednum
 		S_RHORIZ1,      // spawnstate
 		1,              // spawnhealth
 		S_RHORIZ2,      // seestate
@@ -8383,7 +8383,7 @@ mobjinfo_t mobjinfo[NUMMOBJTYPES] =
 	},
 
 	{           // MT_BLUEHORIZ
-		561,            // doomednum
+		2174,            // doomednum
 		S_BHORIZ1,      // spawnstate
 		1,              // spawnhealth
 		S_BHORIZ2,      // seestate
@@ -8410,7 +8410,7 @@ mobjinfo_t mobjinfo[NUMMOBJTYPES] =
 	},
 
 	{           // MT_GREYHORIZ
-		562,            // doomednum
+		2175,            // doomednum
 		S_GHORIZ1,      // spawnstate
 		1,              // spawnhealth
 		S_GHORIZ2,      // seestate