diff --git a/src/libpisp/common/pisp_utils.cpp b/src/libpisp/common/pisp_utils.cpp
index 99b637d..3c57c21 100644
--- a/src/libpisp/common/pisp_utils.cpp
+++ b/src/libpisp/common/pisp_utils.cpp
@@ -118,6 +118,11 @@ void compute_optimal_stride(pisp_image_format_config &config, bool preserve_subs
 	compute_stride_align(config, PISP_BACK_END_OUTPUT_MAX_ALIGN, preserve_subsample_ratio);
 }
 
+void compute_optimal_stride(pisp_image_format_config &config)
+{
+	compute_optimal_stride(config, false);
+}
+
 void compute_addr_offset(const pisp_image_format_config &config, int x, int y, uint32_t *addr_offset,
 						 uint32_t *addr_offset2)
 {
diff --git a/src/libpisp/common/utils.hpp b/src/libpisp/common/utils.hpp
index f49736c..165c34e 100644
--- a/src/libpisp/common/utils.hpp
+++ b/src/libpisp/common/utils.hpp
@@ -14,7 +14,8 @@ namespace libpisp
 {
 
 void compute_stride(pisp_image_format_config &config, bool preserve_subsample_ratio = false);
-void compute_optimal_stride(pisp_image_format_config &config, bool preserve_subsample_ratio = false);
+void compute_optimal_stride(pisp_image_format_config &config);
+void compute_optimal_stride(pisp_image_format_config &config, bool preserve_subsample_ratio);
 void compute_stride_align(pisp_image_format_config &config, int align, bool preserve_subsample_ratio = false);
 void compute_addr_offset(const pisp_image_format_config &config, int x, int y, uint32_t *addr_offset,
 						 uint32_t *addr_offset2);