diff --git a/src/compiler/nir/nir_lower_printf.c b/src/compiler/nir/nir_lower_printf.c
index 098ecd47e75..3263c001691 100644
--- a/src/compiler/nir/nir_lower_printf.c
+++ b/src/compiler/nir/nir_lower_printf.c
@@ -293,6 +293,8 @@ nir_vprintf_fmt(nir_builder *b, unsigned ptr_bit_size, const char *fmt, va_list
     * cache while debugging compiler issues is a good practice anyway.
     */
    u_printf_singleton_add(&info, 1);
+
+   b->shader->info.writes_memory = true;
 }
 
 void