diff --git a/src/Makefile b/src/Makefile
index dcd3f1fea..3f4f8be97 100644
--- a/src/Makefile
+++ b/src/Makefile
@@ -515,7 +515,7 @@ ifeq ($(COMP),clang)
 	endif
 
 	CXXFLAGS += -pedantic -Wextra -Wshadow -Wmissing-prototypes \
-	            -Wconditional-uninitialized
+	            -Wconditional-uninitialized -flax-vector-conversions=none
 
 	ifeq ($(filter $(KERNEL),Darwin OpenBSD FreeBSD),)
 	ifeq ($(target_windows),)
diff --git a/src/nnue/simd.h b/src/nnue/simd.h
index 25891163e..9c689b098 100644
--- a/src/nnue/simd.h
+++ b/src/nnue/simd.h
@@ -216,7 +216,7 @@ static constexpr std::uint32_t Mask[4] = {1, 2, 4, 8};
 
     #ifndef __aarch64__
 // Single instruction doesn't exist on 32-bit ARM
-inline int8x16_t vmovl_high_s8(int8x16_t val) { return vmovl_s8(vget_high_s8(val)); }
+inline int16x8_t vmovl_high_s8(int8x16_t val) { return vmovl_s8(vget_high_s8(val)); }
     #endif
 
 #else