diff --git a/ggml-impl.h b/ggml-impl.h
index 2ffacc299..2087f7ded 100644
--- a/ggml-impl.h
+++ b/ggml-impl.h
@@ -11,6 +11,12 @@
 #include <string.h> // memcpy
 #include <math.h>   // fabsf
 
+#undef MIN
+#undef MAX
+
+#define MIN(a, b) ((a) < (b) ? (a) : (b))
+#define MAX(a, b) ((a) > (b) ? (a) : (b))
+
 #ifdef __cplusplus
 extern "C" {
 #endif
diff --git a/ggml-quants.c b/ggml-quants.c
index 11e11c219..c147531df 100644
--- a/ggml-quants.c
+++ b/ggml-quants.c
@@ -14,12 +14,6 @@
 #include <stdlib.h> // for qsort
 #include <stdio.h>  // for GGML_ASSERT
 
-#undef MIN
-#undef MAX
-
-#define MIN(a, b) ((a) < (b) ? (a) : (b))
-#define MAX(a, b) ((a) > (b) ? (a) : (b))
-
 #define UNUSED GGML_UNUSED
 
 // some compilers don't provide _mm256_set_m128i, e.g. gcc 7