diff --git a/src/compiler/glsl/glsl_to_nir.cpp b/src/compiler/glsl/glsl_to_nir.cpp
index 2043ea8d8ba..8ef74066925 100644
--- a/src/compiler/glsl/glsl_to_nir.cpp
+++ b/src/compiler/glsl/glsl_to_nir.cpp
@@ -464,6 +464,7 @@ nir_visitor::visit(ir_variable *ir)
 
    var->data.precision = ir->data.precision;
    var->data.explicit_location = ir->data.explicit_location;
+   var->data.matrix_layout = ir->data.matrix_layout;
    var->data.from_named_ifc_block = ir->data.from_named_ifc_block;
    var->data.compact = false;
 
diff --git a/src/compiler/nir/nir.h b/src/compiler/nir/nir.h
index c76d009bf8c..b9a5637e68e 100644
--- a/src/compiler/nir/nir.h
+++ b/src/compiler/nir/nir.h
@@ -439,6 +439,11 @@ typedef struct nir_variable {
        */
       unsigned explicit_offset:1;
 
+      /**
+       * Layout of the matrix.  Uses glsl_matrix_layout values.
+       */
+      unsigned matrix_layout:2;
+
       /**
        * Non-zero if this variable was created by lowering a named interface
        * block.