diff --git a/src/game/bondgrab.c b/src/game/bondgrab.c
index 45f716d34..e6fa193df 100644
--- a/src/game/bondgrab.c
+++ b/src/game/bondgrab.c
@@ -153,9 +153,9 @@ void currentPlayerUpdateGrabbedPropForRelease(void)
 			rotateamount = -(g_Vars.currentplayer->vv_theta - g_Vars.currentplayer->bondprevtheta)
 				* M_TAU / 360;
 
-			if (rotateamount < -M_CORRECT_PI) {
+			if (rotateamount < -M_PI) {
 				rotateamount += M_TAU;
-			} else if (rotateamount >= M_CORRECT_PI) {
+			} else if (rotateamount >= M_PI) {
 				rotateamount -= M_TAU;
 			}
 
diff --git a/src/game/chr/chraction.c b/src/game/chr/chraction.c
index d78e71fab..248ec9543 100644
--- a/src/game/chr/chraction.c
+++ b/src/game/chr/chraction.c
@@ -27387,7 +27387,7 @@ void chrTickSkJump(struct chrdata *chr)
 
 			if (chr->act_skjump.unk04c > 0) {
 				fVar6 = 1.0f - chr->act_skjump.unk03c / (f32)chr->act_skjump.unk04c;
-				fVar7 = fsin(M_CORRECT_PI * fVar6);
+				fVar7 = fsin(M_PI * fVar6);
 				fVar7 = fVar7 * 160.0f + chr->act_skjump.y;
 			} else {
 				fVar6 = 1;
@@ -28562,8 +28562,8 @@ bool func0f04911c(struct chrdata *chr, struct coord *pos, u8 arg2)
 {
 	f32 angle = chrGetAngleToPos(chr, pos);
 
-	if ((angle < arg2 * 0.024539785459638f && angle < M_CORRECT_PI) ||
-			(M_TAU - arg2 * 0.024539785459638f < angle && M_CORRECT_PI < angle)) {
+	if ((angle < arg2 * 0.024539785459638f && angle < M_PI) ||
+			(M_TAU - arg2 * 0.024539785459638f < angle && M_PI < angle)) {
 		return true;
 	}
 
diff --git a/src/game/game_0b3350.c b/src/game/game_0b3350.c
index 1b5cca252..1b68249ce 100644
--- a/src/game/game_0b3350.c
+++ b/src/game/game_0b3350.c
@@ -1620,7 +1620,7 @@ void currentPlayerSetCameraScale(void)
 	f32 fVar5;
 	f32 fVar2;
 
-	player->c_scaley = fsin(player->c_perspfovy * (M_CORRECT_PI / 360.0f)) / (fcos(player->c_perspfovy * (M_CORRECT_PI / 360.0f)) * player->c_halfheight);
+	player->c_scaley = fsin(player->c_perspfovy * (M_PI / 360.0f)) / (fcos(player->c_perspfovy * (M_PI / 360.0f)) * player->c_halfheight);
 	player->c_scalelod = player->c_scaley;
 	player->c_scalex = (player->c_scaley * player->c_perspaspect * player->c_halfheight) / player->c_halfwidth;
 
diff --git a/src/include/math.h b/src/include/math.h
index 3e2e5fb30..866f3b9fe 100644
--- a/src/include/math.h
+++ b/src/include/math.h
@@ -1,10 +1,10 @@
 #ifndef IN_MATH_H
 #define IN_MATH_H
 
-// @bug: Should be 3.1415926f
-#define M_PI         3.1410926f
-#define M_CORRECT_PI 3.141592741f
+// @bug?
+#define M_BADPI 3.141092641f
+#define M_PI    3.141592741f
 
-#define M_TAU (M_PI * 2)
+#define M_TAU (M_BADPI * 2)
 
 #endif