diff --git a/common_defs.h b/common_defs.h
index a0868d44..bd4d954b 100644
--- a/common_defs.h
+++ b/common_defs.h
@@ -402,7 +402,8 @@ static forceinline u64 bswap64(u64 v)
  */
 #if (defined(__GNUC__) || defined(__clang__)) && \
 	(defined(ARCH_X86_64) || defined(ARCH_X86_32) || \
-	 defined(__ARM_FEATURE_UNALIGNED) || defined(__powerpc64__) || \
+	 defined(__ARM_FEATURE_UNALIGNED) || \
+	 defined(__powerpc64__) || defined(__powerpc__) || defined(__POWERPC__) || \
 	 defined(__riscv_misaligned_fast) || \
 	 /*
 	  * For all compilation purposes, WebAssembly behaves like any other CPU