diff --git a/port/src/input.c b/port/src/input.c
index c1c03ee1b..41e0fa038 100644
--- a/port/src/input.c
+++ b/port/src/input.c
@@ -1241,26 +1241,24 @@ void inputMouseGetRawDelta(s32 *dx, s32 *dy)
 
 void inputMouseGetScaledDelta(f32* dx, f32* dy)
 {
-		f32 mdx = 0.f, mdy = 0.f;
-
-		if (mouseLocked) {
-				mdx = mouseDX * (0.022f / 3.5f) * mouseSensX;
-				mdy = mouseDY * (0.022f / 3.5f) * mouseSensY;
-		}
-		if (dx) *dx = mdx;
-		if (dy) *dy = mdy;
+	f32 mdx = 0.f, mdy = 0.f;
+	if (mouseLocked) {
+		mdx = mouseDX * (0.022f / 3.5f) * mouseSensX;
+		mdy = mouseDY * (0.022f / 3.5f) * mouseSensY;
+	}
+	if (dx) *dx = mdx;
+	if (dy) *dy = mdy;
 }
 
 void inputMouseGetAbsScaledDelta(f32* dx, f32* dy)
 {
-		f32 mdx = 0.f, mdy = 0.f;
-
-		if (mouseLocked) {
-				mdx = fabsf(mouseDX) * (0.022f / 3.5f) * fabsf(mouseSensX);
-				mdy = fabsf(mouseDY) * (0.022f / 3.5f) * fabsf(mouseSensY);
-		}
-		if (dx) *dx = mdx;
-		if (dy) *dy = mdy;
+	f32 mdx = 0.f, mdy = 0.f;
+	if (mouseLocked) {
+		mdx = mouseDX * (0.022f / 3.5f) * fabsf(mouseSensX);
+		mdy = mouseDY * (0.022f / 3.5f) * fabsf(mouseSensY);
+	}
+	if (dx) *dx = mdx;
+	if (dy) *dy = mdy;
 }
 
 void inputMouseGetSpeed(f32 *x, f32 *y)
diff --git a/src/game/pak.c b/src/game/pak.c
index 2f84bee29..7b6c64578 100644
--- a/src/game/pak.c
+++ b/src/game/pak.c
@@ -859,6 +859,11 @@ PakErr2 pakReadHeaderAtOffset(s8 device, u32 offset, struct pakfileheader *heade
 		return PAK_ERR2_BADOFFSET;
 	}
 
+	if (offset > g_Paks[device].pdnumbytes - sizeof(sp38)) {
+		// not enough bytes left for a header
+		return PAK_ERR2_BADOFFSET;
+	}
+
 	if (!pakRetrieveHeaderFromCache(device, blocknum, headerptr)) {
 		result = pakReadWriteBlock(device, PFS(device), g_Paks[device].pdnoteindex, 0, offset, sizeof(sp38), sp38);
 
diff --git a/src/game/sky.c b/src/game/sky.c
index f2b276f10..7adf7b822 100644
--- a/src/game/sky.c
+++ b/src/game/sky.c
@@ -2533,7 +2533,13 @@ f32 skyGetArtifactGroupIntensityFrac(struct artifact *artifacts)
 	s32 i;
 
 	for (i = 0; i < 8; i++) {
-		if (artifacts[i].type == ARTIFACTTYPE_CIRCLE && artifacts[i].actualdepth == 0xfffc) {
+		const u16 test =
+#ifdef PLATFORM_N64
+			artifacts[i].actualdepth;
+#else
+			artifacts[i].visiblelos;
+#endif
+		if (artifacts[i].type == ARTIFACTTYPE_CIRCLE && test == 0xfffc) {
 			sum += 0.125f;
 		}
 	}
diff --git a/src/include/game/zbuf.h b/src/include/game/zbuf.h
index 7addb41d3..9f1c5330a 100644
--- a/src/include/game/zbuf.h
+++ b/src/include/game/zbuf.h
@@ -10,6 +10,6 @@ void zbufAllocate(void);
 void zbufSwap(void);
 Gfx *zbufConfigureRdp(Gfx *gdl);
 Gfx *zbufClear(Gfx *gdl);
-Gfx *zbufDrawArtifactsOffscreen(Gfx *gdl);
+Gfx *zbufSaveArtifactDepths(Gfx *gdl);
 
 #endif