diff --git a/source/games/exhumed/src/bubbles.cpp b/source/games/exhumed/src/bubbles.cpp
index 786e20318..dc53d141d 100644
--- a/source/games/exhumed/src/bubbles.cpp
+++ b/source/games/exhumed/src/bubbles.cpp
@@ -55,7 +55,7 @@ DExhumedActor* BuildBubble(const DVector3& pos, sectortype* pSector)
     pActor->spr.angle = inita;
     pActor->vel.X = 0;
     pActor->vel.Y = 0;
-    pActor->set_int_zvel(-1200);
+    pActor->vel.Z = -1200 / 256.;
     pActor->spr.hitag = -1;
     pActor->spr.extra = -1;
     pActor->spr.lotag = runlist_HeadRun() + 1;
diff --git a/source/games/exhumed/src/fish.cpp b/source/games/exhumed/src/fish.cpp
index a278bda10..8ba382296 100644
--- a/source/games/exhumed/src/fish.cpp
+++ b/source/games/exhumed/src/fish.cpp
@@ -57,7 +57,7 @@ void BuildFishLimb(DExhumedActor* pActor, int anim)
     pChunkActor->spr.yrepeat = 64;
     pChunkActor->spr.xoffset = 0;
     pChunkActor->spr.yoffset = 0;
-    pChunkActor->set_int_zvel((-(RandomByte() + 512)) * 2);
+    pChunkActor->vel.Z = ((-(RandomByte() + 512)) * 2) / 256.;
 
     seq_GetSeqPicnum(kSeqFish, pChunkActor->nCount, 0);
 
diff --git a/source/games/exhumed/src/grenade.cpp b/source/games/exhumed/src/grenade.cpp
index 15cb993f6..fa45aad65 100644
--- a/source/games/exhumed/src/grenade.cpp
+++ b/source/games/exhumed/src/grenade.cpp
@@ -85,7 +85,7 @@ void ThrowGrenade(int nPlayer, int, int, int ecx, int push1)
     else
     {
         pActor->nTurn = 0;
-        pActor->set_int_zvel(pPlayerActor->int_zvel());
+		pActor->vel.Z = pPlayerActor->vel.Z;
     }
 
     pActor->x = bcos(nAngle, -4) * pActor->nTurn;
diff --git a/source/games/exhumed/src/lion.cpp b/source/games/exhumed/src/lion.cpp
index 2ef1e8829..79612193f 100644
--- a/source/games/exhumed/src/lion.cpp
+++ b/source/games/exhumed/src/lion.cpp
@@ -370,7 +370,7 @@ void AILion::Tick(RunListEvent* ev)
         pActor->nCount--;
         if (pActor->nCount <= 0)
         {
-            pActor->set_int_zvel(-4000);
+            pActor->vel.Z = -4000 / 256.;
             pActor->nCount = 0;
 
             double nCheckDist = 0x7FFFFFFF;
@@ -465,7 +465,7 @@ void AILion::Tick(RunListEvent* ev)
                 pActor->spr.angle += RandomAngle9() + DAngle45 + DAngle90;
             }
 
-            pActor->set_int_zvel(-1000);
+            pActor->vel.Z = -1000 / 256.;
 
             pActor->nAction = 6;
 			pActor->vel.XY() = pActor->spr.angle.ToVector() * (1024 - 128);
diff --git a/source/games/exhumed/src/object.cpp b/source/games/exhumed/src/object.cpp
index 3025ad4e2..5b5411321 100644
--- a/source/games/exhumed/src/object.cpp
+++ b/source/games/exhumed/src/object.cpp
@@ -1432,7 +1432,7 @@ void AISpark::Tick(RunListEvent* ev)
             return;
         }
 
-        pActor->add_int_zvel( 128);
+        pActor->vel.Z += 0.5;
 
         auto nMov = movesprite(pActor, pActor->vel, 4096, 2560, -2560, CLIPMASK1);
         if (!nMov.type && !nMov.exbits) {
diff --git a/source/games/exhumed/src/queen.cpp b/source/games/exhumed/src/queen.cpp
index ee99f825e..1c2cb210d 100644
--- a/source/games/exhumed/src/queen.cpp
+++ b/source/games/exhumed/src/queen.cpp
@@ -441,7 +441,7 @@ void BuildQueenEgg(int nQueen, int nVal)
         pActor2->spr.xrepeat = 30;
         pActor2->spr.yrepeat = 30;
 		pActor2->vel.XY() = pActor2->spr.angle.ToVector() * 1024;
-        pActor2->set_int_zvel(-6000);
+        pActor2->vel.Z = -6000 / 256.;
         pActor2->spr.cstat = 0;
     }
     else
@@ -450,7 +450,7 @@ void BuildQueenEgg(int nQueen, int nVal)
         pActor2->spr.yrepeat = 60;
         pActor2->vel.X = 0;
         pActor2->vel.Y = 0;
-        pActor2->set_int_zvel(-2000);
+        pActor2->vel.Z = -2000 / 256.;
         pActor2->spr.cstat = CSTAT_SPRITE_BLOCK_ALL;
     }
 
@@ -598,7 +598,7 @@ void AIQueenEgg::Tick(RunListEvent* ev)
         case kHitWall:
             pActor->spr.angle = DAngle45 + DAngle90 + RandomAngle9();
             pActor->VelFromAngle(-3);
-            pActor->set_int_zvel(-RandomSize(5));
+            pActor->vel.Z = (-RandomSize(5)) / 256.;
             break;
         }
 
@@ -611,7 +611,7 @@ void AIQueenEgg::Tick(RunListEvent* ev)
 
         if (nMov.exbits & kHitAux2)
         {
-            pActor->set_int_zvel(-(pActor->int_zvel() - 256));
+            pActor->vel.Z = -(pActor->vel.Z - 1);
             if (pActor->vel.Z < -2)
             {
                 pActor->vel.Z = 0;
@@ -693,7 +693,7 @@ void BuildQueenHead(int nQueen)
     nVelShift = 2;
     SetHeadVel(pActor2);
 
-    pActor2->set_int_zvel(-8192);
+    pActor2->vel.Z = -32;
     pActor2->spr.lotag = runlist_HeadRun() + 1;
     pActor2->spr.hitag = 0;
     pActor2->spr.extra = -1;
@@ -789,7 +789,7 @@ void AIQueenHead::Tick(RunListEvent* ev)
             }
             else if (nMov.exbits == kHitAux2)
             {
-                pActor->set_int_zvel(-(pActor->int_zvel() >> 1));
+				pActor->vel.Z *= -0.5;
 
                 if (pActor->vel.Z > -1)
                 {
@@ -877,7 +877,7 @@ void AIQueenHead::Tick(RunListEvent* ev)
 					pActor->spr.angle += DAngle45 + DAngle90 + RandomAngle9();
                     pActor->norm_ang();
 
-                    pActor->set_int_zvel((-20) - RandomSize(6));
+                    pActor->vel.Z = ((-20) - RandomSize(6)) / 256.;
 
                     SetHeadVel(pActor);
                 }
diff --git a/source/games/exhumed/src/set.cpp b/source/games/exhumed/src/set.cpp
index 17fd442a5..de03b9465 100644
--- a/source/games/exhumed/src/set.cpp
+++ b/source/games/exhumed/src/set.cpp
@@ -107,7 +107,7 @@ void BuildSoul(DExhumedActor* pSet)
     pActor->set_int_ang(RandomSize(11));
     pActor->vel.X = 0;
     pActor->vel.Y = 0;
-    pActor->set_int_zvel((-256) - RandomSize(10));
+    pActor->vel.Z = -1 - RandomSize(10) / 256.;
     pActor->spr.pos = DVector3(pSet->spr.pos.XY(), RandomSize(8) + 32 + pActor->sector()->ceilingz - GetActorHeightF(pActor));
 
     //pActor->spr.hitag = nSet;
@@ -508,7 +508,7 @@ void AISet::Tick(RunListEvent* ev)
         {
             if (pActor->nIndex)
             {
-                pActor->set_int_zvel(-10000);
+                pActor->vel.Z = -10000 / 256.;
             }
             else
             {
diff --git a/source/games/exhumed/src/spider.cpp b/source/games/exhumed/src/spider.cpp
index c380baccd..347034e32 100644
--- a/source/games/exhumed/src/spider.cpp
+++ b/source/games/exhumed/src/spider.cpp
@@ -179,7 +179,7 @@ void AISpider::Tick(RunListEvent* ev)
                 if (pSector->ceilingstat & CSTAT_SECTOR_SKY)
                 {
                     spp->spr.cstat ^= CSTAT_SPRITE_YFLIP;
-                    spp->set_int_zvel(1);
+                    spp->vel.Z = 1./256.;
 
                     spp->nAction = 3;
                     spp->nFrame = 0;
@@ -205,12 +205,12 @@ void AISpider::Tick(RunListEvent* ev)
                     if (spp->spr.cstat & CSTAT_SPRITE_YFLIP)
                     {
                         spp->spr.cstat ^= CSTAT_SPRITE_YFLIP;
-                        spp->set_int_zvel(1);
+						spp->vel.Z = 1./256.;
 						spp->spr.pos.Z = spp->sector()->ceilingz+ GetActorHeightF(spp);
                     }
                     else
                     {
-                        spp->set_int_zvel(-5120);
+						spp->vel.Z = -20;
                     }
 
                     spp->nAction = 3;
diff --git a/source/games/exhumed/src/wasp.cpp b/source/games/exhumed/src/wasp.cpp
index 5f71537dd..c6484b77c 100644
--- a/source/games/exhumed/src/wasp.cpp
+++ b/source/games/exhumed/src/wasp.cpp
@@ -160,7 +160,7 @@ void AIWasp::Damage(RunListEvent* ev)
 
             pActor->nVel = 3000;
 
-            pActor->set_int_zvel((-20) - RandomSize(6));
+            pActor->vel.Z = -1.25 - RandomSize(6) / 256.;
         }
         else
         {