diff --git a/decomp.hpp b/decomp.hpp
index 64847ebb..fb0165e3 100644
--- a/decomp.hpp
+++ b/decomp.hpp
@@ -160,12 +160,12 @@ inline void poked_eax(Decomp_GS *sgm, Decomp_DI *off, uint8_t op) {
 	// (Interestingly, using a template function inlines either too well or
 	// too badly. Only this macro guarantees the intended 16-bit PUSH to be
 	// consistently emitted.)
-	#define inhibit_Z3(type, x) \
-		*reinterpret_cast<type near *>(reinterpret_cast<uint16_t>(&x))
+	#define inhibit_Z3(x) \
+		*reinterpret_cast<int16_t near *>(reinterpret_cast<uint16_t>(&x))
 
 #else
 	#define keep_0(x) x
-	#define inhibit_Z3(type, x) x
+	#define inhibit_Z3(x) x
 #endif
 // ------------------------------------
 
diff --git a/th01/main/boss/b20m.cpp b/th01/main/boss/b20m.cpp
index b90a0eac..88ddda87 100644
--- a/th01/main/boss/b20m.cpp
+++ b/th01/main/boss/b20m.cpp
@@ -546,9 +546,7 @@ template <
 			((PLAYFIELD_LEFT + playfield_rand_x()) - target_l_x)
 		);
 		if(from_dir == X_LEFT) {
-			Pellets.add_single(
-				inhibit_Z3(screen_x_t, target_l_x), target_y, angle, speed
-			);
+			Pellets.add_single(inhibit_Z3(target_l_x), target_y, angle, speed);
 		} else {
 			Pellets.add_single(target_x(from_dir), target_y, angle, speed);
 		}