diff --git a/Sources/Plasma/FeatureLib/pfMetalPipeline/plMetalPipeline.cpp b/Sources/Plasma/FeatureLib/pfMetalPipeline/plMetalPipeline.cpp
index 59aebe384a..4789609990 100644
--- a/Sources/Plasma/FeatureLib/pfMetalPipeline/plMetalPipeline.cpp
+++ b/Sources/Plasma/FeatureLib/pfMetalPipeline/plMetalPipeline.cpp
@@ -156,7 +156,7 @@ bool plRenderTriListFunc::RenderPrims() const
     size_t         lightSize = offsetof(plMetalLights, lampSources) + (sizeof(plMetalShaderLightSource) * lights->count);
 
     fDevice->CurrentRenderCommandEncoder()->setVertexBytes(lights, sizeof(plMetalLights), VertexShaderArgumentLights);
-    fDevice->CurrentRenderCommandEncoder()->drawIndexedPrimitives(MTL::PrimitiveTypeTriangle, fNumTris, MTL::IndexTypeUInt16, fDevice->fCurrentIndexBuffer, (sizeof(uint16_t) * fIStart));
+    fDevice->CurrentRenderCommandEncoder()->drawIndexedPrimitives(MTL::PrimitiveTypeTriangle, fNumTris * 3, MTL::IndexTypeUInt16, fDevice->fCurrentIndexBuffer, (sizeof(uint16_t) * fIStart));
 }
 
 plMetalPipeline::plMetalPipeline(hsWindowHndl display, hsWindowHndl window, const hsG3DDeviceModeRecord* devMode) : pl3DPipeline(devMode),
@@ -1183,7 +1183,7 @@ void plMetalPipeline::IRenderBufferSpan(const plIcicle& span, hsGDeviceRef* vb,
 
     /* Index Buffer stuff and drawing */
 
-    plRenderTriListFunc render(&fDevice, 0, vStart, vLength, iStart, iLength);
+    plRenderTriListFunc render(&fDevice, 0, vStart, vLength, iStart, iLength/3);
 
     plProfile_EndTiming(RenderBuff);
 
@@ -1478,7 +1478,7 @@ void plMetalPipeline::IRenderAuxSpan(const plSpan& span, const plAuxSpan* aux)
     fState.fCurrentVertexBuffer = vRef->GetBuffer();
     fDevice.fCurrentIndexBuffer = iRef->GetBuffer();
 
-    plRenderTriListFunc render(&fDevice, 0, aux->fVStartIdx, aux->fVLength, aux->fIStartIdx, aux->fILength);
+    plRenderTriListFunc render(&fDevice, 0, aux->fVStartIdx, aux->fVLength, aux->fIStartIdx, aux->fILength/3);
 
     for (int32_t pass = 0; pass < mRef->GetNumPasses(); pass++) {
         IHandleMaterialPass(material, pass, &span, vRef);
@@ -3707,7 +3707,7 @@ void plMetalPipeline::IRenderShadowCasterSpan(plShadowSlave* slave, plDrawableSp
     uint32_t iStart = span.fIPackedIdx;
     uint32_t iLength = span.fILength;
 
-    plRenderTriListFunc render(&fDevice, 0, vStart, vLength, iStart, iLength);
+    plRenderTriListFunc render(&fDevice, 0, vStart, vLength, iStart, iLength/3);
 
     static hsMatrix44 emptyMatrix;
     hsMatrix44        m = emptyMatrix;