diff --git a/src/compiler/glsl/glsl_to_nir.cpp b/src/compiler/glsl/glsl_to_nir.cpp
index 58a1e3a8173..938bf30b2a9 100644
--- a/src/compiler/glsl/glsl_to_nir.cpp
+++ b/src/compiler/glsl/glsl_to_nir.cpp
@@ -445,6 +445,7 @@ nir_visitor::visit(ir_variable *ir)
    var->data.used = ir->data.used;
    var->data.max_array_access = ir->data.max_array_access;
    var->data.implicit_sized_array = ir->data.implicit_sized_array;
+   var->data.from_ssbo_unsized_array = ir->data.from_ssbo_unsized_array;
 
    switch(ir->data.mode) {
    case ir_var_auto:
diff --git a/src/compiler/nir/nir.h b/src/compiler/nir/nir.h
index ab3cfb30c29..02c40d79fa1 100644
--- a/src/compiler/nir/nir.h
+++ b/src/compiler/nir/nir.h
@@ -656,6 +656,11 @@ typedef struct nir_variable {
        */
       unsigned from_named_ifc_block : 1;
 
+      /**
+       * Unsized array buffer variable.
+       */
+      unsigned from_ssbo_unsized_array : 1;
+
       /**
        * Non-zero if the variable must be a shader input. This is useful for
        * constraints on function parameters.