diff --git a/src/libImaging/AlphaComposite.c b/src/libImaging/AlphaComposite.c
index d54d2979f..7d805b0e5 100644
--- a/src/libImaging/AlphaComposite.c
+++ b/src/libImaging/AlphaComposite.c
@@ -10,13 +10,6 @@
 
 #include "Imaging.h"
 
-#include <emmintrin.h>
-#include <mmintrin.h>
-#include <smmintrin.h>
-#if defined(__AVX2__)
-    #include <immintrin.h>
-#endif
-
 
 #define PRECISION_BITS 7
 
diff --git a/src/libImaging/Bands.c b/src/libImaging/Bands.c
index 4f50c85a8..a7264bd59 100644
--- a/src/libImaging/Bands.c
+++ b/src/libImaging/Bands.c
@@ -17,15 +17,6 @@
 
 #include "Imaging.h"
 
-#include <emmintrin.h>
-#include <mmintrin.h>
-#include <smmintrin.h>
-
-#if defined(__AVX2__)
-    #include <immintrin.h>
-#endif
-
-
 
 Imaging
 ImagingGetBand(Imaging imIn, int band) {
diff --git a/src/libImaging/BoxBlur.c b/src/libImaging/BoxBlur.c
index a1e5f153d..928c86a9b 100644
--- a/src/libImaging/BoxBlur.c
+++ b/src/libImaging/BoxBlur.c
@@ -1,7 +1,4 @@
 #include "Imaging.h"
-#include <emmintrin.h>
-#include <mmintrin.h>
-#include <smmintrin.h>
 
 #define MAX(x, y) (((x) > (y)) ? (x) : (y))
 #define MIN(x, y) (((x) < (y)) ? (x) : (y))
diff --git a/src/libImaging/Convert.c b/src/libImaging/Convert.c
index 7345b6ab7..28d6705be 100644
--- a/src/libImaging/Convert.c
+++ b/src/libImaging/Convert.c
@@ -33,13 +33,6 @@
  */
 
 #include "Imaging.h"
-
-#include <emmintrin.h>
-#include <mmintrin.h>
-#include <smmintrin.h>
-#if defined(__AVX2__)
-    #include <immintrin.h>
-#endif
  
 
 #define MAX(a, b) (a)>(b) ? (a) : (b)
diff --git a/src/libImaging/Filter.c b/src/libImaging/Filter.c
index b66436da6..c0c271311 100644
--- a/src/libImaging/Filter.c
+++ b/src/libImaging/Filter.c
@@ -26,12 +26,6 @@
 
 #include "Imaging.h"
 
-#include <emmintrin.h>
-#include <mmintrin.h>
-#include <smmintrin.h>
-#if defined(__AVX2__)
-    #include <immintrin.h>
-#endif
 
 /* 5 is number of bits enought to account all kernel coefficients (1<<5 > 25).
    8 is number of bits in result.
diff --git a/src/libImaging/ImPlatform.h b/src/libImaging/ImPlatform.h
index af9996ca9..6f9ee067f 100644
--- a/src/libImaging/ImPlatform.h
+++ b/src/libImaging/ImPlatform.h
@@ -9,6 +9,13 @@
 
 #include "Python.h"
 
+#include <emmintrin.h>
+#include <mmintrin.h>
+#include <smmintrin.h>
+#if defined(__AVX2__)
+    #include <immintrin.h>
+#endif
+
 /* Check that we have an ANSI compliant compiler */
 #ifndef HAVE_PROTOTYPES
 #error Sorry, this library requires support for ANSI prototypes.
diff --git a/src/libImaging/Resample.c b/src/libImaging/Resample.c
index 75756b117..99636ac5e 100644
--- a/src/libImaging/Resample.c
+++ b/src/libImaging/Resample.c
@@ -1,14 +1,6 @@
 #include "Imaging.h"
 
 #include <math.h>
-#include <emmintrin.h>
-#include <mmintrin.h>
-#include <smmintrin.h>
-
-#if defined(__AVX2__)
-    #include <immintrin.h>
-#endif
-
 
 #include "ResampleSIMDHorizontalConv.c"
 #include "ResampleSIMDVerticalConv.c"