diff --git a/include/cglm/affine-mat.h b/include/cglm/affine-mat.h
index b320509..62bfce1 100644
--- a/include/cglm/affine-mat.h
+++ b/include/cglm/affine-mat.h
@@ -16,6 +16,7 @@
 
 #include "common.h"
 #include "mat4.h"
+#include "mat3.h"
 
 #ifdef CGLM_SSE_FP
 #  include "simd/sse2/affine.h"
diff --git a/include/cglm/mat4.h b/include/cglm/mat4.h
index 1b254a2..d1a72cb 100644
--- a/include/cglm/mat4.h
+++ b/include/cglm/mat4.h
@@ -45,7 +45,6 @@
 #define cglm_mat_h
 
 #include "common.h"
-#include "quat.h"
 #include "vec4.h"
 #include "vec3.h"