diff --git a/FastNoiseSIMD/FastNoiseSIMD.cpp b/FastNoiseSIMD/FastNoiseSIMD.cpp
index cbac32a..a2cd833 100644
--- a/FastNoiseSIMD/FastNoiseSIMD.cpp
+++ b/FastNoiseSIMD/FastNoiseSIMD.cpp
@@ -70,7 +70,9 @@
 #include "ARM/cpu-features.h"
 #endif
 #else
+#if !(defined(__ppc64__) || defined(__PPC64__) || defined(__s390x__))
 #include <cpuid.h>
+#endif
 #include "inttypes.h"
 #endif
 
@@ -106,6 +108,15 @@ uint64_t xgetbv(unsigned int x) {
 	return _xgetbv(x);
 }
 #else
+#if defined(__ppc64__) || defined(__PPC64__) || defined(__s390x__)
+void cpuid(int32_t out[4], int32_t x) {
+	/* Just disable it as anything better is unimplemented. */
+	out[0] = 0;
+}
+uint64_t xgetbv(unsigned int index) {
+	return 0;
+}
+#else
 void cpuid(int32_t out[4], int32_t x) {
 	__cpuid_count(x, 0, out[0], out[1], out[2], out[3]);
 }
@@ -114,6 +125,7 @@ uint64_t xgetbv(unsigned int index) {
 	__asm__ __volatile__("xgetbv" : "=a"(eax), "=d"(edx) : "c"(index));
 	return ((uint64_t)edx << 32) | eax;
 }
+#endif
 #define _XCR_XFEATURE_ENABLED_MASK  0
 #endif
 
diff --git a/FastNoiseSIMD/FastNoiseSIMD.h b/FastNoiseSIMD/FastNoiseSIMD.h
index 22a3945..22b9491 100644
--- a/FastNoiseSIMD/FastNoiseSIMD.h
+++ b/FastNoiseSIMD/FastNoiseSIMD.h
@@ -59,7 +59,7 @@
 #define FN_ALIGNED_SETS
 
 // SSE2/NEON support is guaranteed on 64bit CPUs so no fallback is needed
-#if !(defined(_WIN64) || defined(__x86_64__) || defined(__ppc64__) || defined(__aarch64__) || defined(FN_IOS)) || defined(_DEBUG)
+#if !(defined(_WIN64) || defined(__x86_64__) || defined(__aarch64__) || defined(FN_IOS)) || defined(_DEBUG)
 #define FN_COMPILE_NO_SIMD_FALLBACK
 #endif