diff --git a/METADATA b/METADATA
index 3593e7e..364e59b 100644
--- a/METADATA
+++ b/METADATA
@@ -9,11 +9,11 @@
     type: GIT
     value: "https://github.com/Maratyszcza/psimd"
   }
-  version: "85427dd4c8521cc037a1ffa6fcd25c55fafc8a00"
+  version: "072586a71b55b7f8c584153d223e95687148a900"
   license_type: NOTICE
   last_upgrade_date {
     year: 2020
-    month: 4
-    day: 17
+    month: 5
+    day: 18
   }
 }
diff --git a/include/psimd.h b/include/psimd.h
index f674e46..b7cb65d 100644
--- a/include/psimd.h
+++ b/include/psimd.h
@@ -664,9 +664,9 @@
 		#if defined(__aarch64__) || defined(__ARM_NEON__) && defined(__ARM_FEATURE_FMA)
 			return (psimd_f32) vfmaq_f32((float32x4_t) a, (float32x4_t) b, (float32x4_t) c);
 		#elif (defined(__x86_64__) || defined(__i386__) || defined(__i686__)) && defined(__FMA__)
-			return (psimd_f32) _mm_fmadd_ps((__m128) c, (__m128) a, (__m128) b);
+			return (psimd_f32) _mm_fmadd_ps((__m128) b, (__m128) c, (__m128) a);
 		#elif (defined(__x86_64__) || defined(__i386__) || defined(__i686__)) && defined(__FMA4__)
-			return (psimd_f32) _mm_macc_ps((__m128) c, (__m128) a, (__m128) b);
+			return (psimd_f32) _mm_macc_ps((__m128) b, (__m128) c, (__m128) a);
 		#elif defined(__wasm__) && defined(__wasm_simd128__) && defined(__clang__) && PSIMD_ENABLE_WASM_QFMA
 			return (psimd_f32) __builtin_wasm_qfma_f32x4(a, b, c);
 		#else