diff --git a/src/compatibility.cpp b/src/compatibility.cpp
index 9fd9f5746..080391af1 100644
--- a/src/compatibility.cpp
+++ b/src/compatibility.cpp
@@ -90,6 +90,8 @@ enum
 	CP_SETTHINGFLAGS,
 	CP_SETVERTEX,
 	CP_SETTHINGSKILLS,
+	CP_SETSECTORTEXTURE,
+	CP_SETSECTORLIGHT,
 };
 
 // EXTERNAL FUNCTION PROTOTYPES --------------------------------------------
@@ -398,6 +400,33 @@ void ParseCompatibility()
 				sc.MustGetNumber();
 				CompatParams.Push(sc.Number);
 			}
+			else if (sc.Compare("setsectortexture"))
+			{
+				if (flags.ExtCommandIndex == ~0u) flags.ExtCommandIndex = CompatParams.Size();
+				CompatParams.Push(CP_SETSECTORTEXTURE);
+				sc.MustGetNumber();
+				CompatParams.Push(sc.Number);
+				sc.MustGetString();
+				CompatParams.Push(sc.MustMatchString(SectorPlanes));
+				sc.MustGetString();
+				const FString texName = sc.String;
+				const unsigned int texIndex = TexNames.Find(texName);
+				const unsigned int texCount = TexNames.Size();
+				if (texIndex == texCount)
+				{
+					TexNames.Push(texName);
+				}
+				CompatParams.Push(texIndex);
+			}
+			else if (sc.Compare("setsectorlight"))
+			{
+				if (flags.ExtCommandIndex == ~0u) flags.ExtCommandIndex = CompatParams.Size();
+				CompatParams.Push(CP_SETSECTORLIGHT);
+				sc.MustGetNumber();
+				CompatParams.Push(sc.Number);
+				sc.MustGetNumber();
+				CompatParams.Push(sc.Number);
+			}
 			else
 			{
 				sc.UnGet();
@@ -690,6 +719,35 @@ void SetCompatibilityParams()
 					i += 3;
 					break;
 				}
+				case CP_SETSECTORTEXTURE:
+				{
+					if ((unsigned)CompatParams[i + 1] < level.sectors.Size())
+					{
+						sector_t *sec = &level.sectors[CompatParams[i+1]];
+						assert (sec != nullptr);
+						secplane_t& plane = sector_t::floor == CompatParams[i + 2] 
+							? sec->floorplane 
+							: sec->ceilingplane;
+						assert(TexNames.Size() > (unsigned int)CompatParams[i + 3]);
+						const FTextureID texID = TexMan.GetTexture(TexNames[CompatParams[i + 3]], FTexture::TEX_Any);
+
+						sec->SetTexture(CompatParams[i + 2], texID);
+					}
+					i += 4;
+					break;
+				}
+				case CP_SETSECTORLIGHT:
+				{
+					if ((unsigned)CompatParams[i + 1] < level.sectors.Size())
+					{
+						sector_t *sec = &level.sectors[CompatParams[i+1]];
+						assert (sec != nullptr);
+
+						sec->SetLightLevel((unsigned)CompatParams[i + 2]);
+					}
+					i += 3;
+					break;
+				}
 			}
 		}
 	}
diff --git a/wadsrc/static/compatibility.txt b/wadsrc/static/compatibility.txt
index e11ba449b..4c9576e18 100644
--- a/wadsrc/static/compatibility.txt
+++ b/wadsrc/static/compatibility.txt
@@ -488,9 +488,16 @@ F6EE16F770AD309D608EA0B1F1E249FC // Ultimate Doom, e4m3
 {
 	setsectorspecial 147 0
 }
+EBDAC00E9D25D884B2C8F4B1F0390539 // doom2.wad map21
+{
+	// push ceiling down in glitchy sectors above the stair switches
+	setsectoroffset 50 ceil -56
+	setsectoroffset 54 ceil -56
+}
 110F84DE041052B59307FAF0293E6BC0 // Doom II, map27
 {
 	setsectorspecial 93 0
+	setwalltexture 582 back top ZIMMER3
 }
 ABC4EB5A1535ECCD0061AD14F3547908 // Plutonia Experiment, map26
 {
@@ -626,3 +633,13 @@ CA3773ED313E8899311F3DD0CA195A68 // e3m6
 	setwalltexture 1277 back top CSTLRCK
 	setwalltexture 1278 front top CSTLRCK
 }
+
+39C594CAC07EE51C80F757DA465FCC94 // strife1.wad map10
+{
+	// fix the shooting range by matching sector 138 and 145 properties together
+	setsectoroffset 145 floor -32
+	setsectoroffset 145 ceil 40
+	setsectortexture 145 floor F_CONCRP
+	setsectorlight 138 192
+	setwalltexture 3431 back top BRKGRY01
+}
\ No newline at end of file
diff --git a/wadsrc/static/iwadinfo.txt b/wadsrc/static/iwadinfo.txt
index 777a94f85..526c41c5a 100644
--- a/wadsrc/static/iwadinfo.txt
+++ b/wadsrc/static/iwadinfo.txt
@@ -110,6 +110,7 @@ IWad
 	MustContain = "MAP35", "I_RELB", "FXAA_F"
 	BannerColors = "f0 f0 f0", "6b 3c 18"
 	Required = "Strife: Quest for the Sigil"
+	Load = "voices.wad"
 }
 
 IWad
@@ -412,6 +413,7 @@ Names
 	"hexdd.wad"
 	"hexendemo.wad"
 	"hexdemo.wad"
+	"sve.wad"
 	"strife1.wad"
 	"strife0.wad"
 	"strife.wad"
@@ -430,5 +432,4 @@ Names
 	"hacx2.wad"
 	"square1.pk3"
 	"delaweare.wad"
-	"sve.wad"
 }