diff --git a/src/widgets/roller/lv_roller.c b/src/widgets/roller/lv_roller.c
index d242050ab..13cb5eae2 100644
--- a/src/widgets/roller/lv_roller.c
+++ b/src/widgets/roller/lv_roller.c
@@ -220,6 +220,33 @@ void lv_roller_set_selected(lv_obj_t * obj, uint32_t sel_opt, lv_anim_enable_t a
     refr_position(obj, anim);
 }
 
+bool lv_roller_set_selected_str(lv_obj_t * obj, const char * sel_opt, lv_anim_enable_t anim)
+{
+    const char * options = lv_roller_get_options(obj);
+    size_t options_len = lv_strlen(options);
+
+    bool option_found = false;
+
+    uint32_t current_option = 0;
+    size_t line_start = 0;
+
+    for(size_t i = 0; i < options_len; i++) {
+        if(options[i] == '\n') {
+            /* See if this is the correct option */
+            if(lv_strncmp(&options[line_start], sel_opt, i - line_start) == 0) {
+                lv_roller_set_selected(obj, current_option, anim);
+                option_found = true;
+                break;
+            }
+
+            current_option++;
+            line_start = i + 1;
+        }
+    }
+
+    return option_found;
+}
+
 void lv_roller_set_visible_row_count(lv_obj_t * obj, uint32_t row_cnt)
 {
     LV_ASSERT_OBJ(obj, MY_CLASS);
@@ -275,34 +302,6 @@ void lv_roller_get_selected_str(const lv_obj_t * obj, char * buf, uint32_t buf_s
     buf[c] = '\0';
 }
 
-bool lv_roller_set_selected_str(lv_obj_t * obj, const char * sel_opt, lv_anim_enable_t anim)
-{
-    const char * options = lv_roller_get_options(obj);
-    size_t options_len = lv_strlen(options);
-
-    bool option_found = false;
-
-    uint32_t current_option = 0;
-    size_t line_start = 0;
-
-    for(size_t i = 0; i < options_len; i++) {
-        if(options[i] == '\n') {
-            /* See if this is the correct option */
-            if(lv_strncmp(&options[line_start], sel_opt, i - line_start) == 0) {
-                lv_roller_set_selected(obj, current_option, anim);
-                option_found = true;
-                break;
-            }
-
-            current_option++;
-            line_start = i + 1;
-        }
-    }
-
-    return option_found;
-}
-
-
 /**
  * Get the options of a roller
  * @param roller pointer to roller object
diff --git a/src/widgets/roller/lv_roller.h b/src/widgets/roller/lv_roller.h
index 4c8cb3bda..5ba216b25 100644
--- a/src/widgets/roller/lv_roller.h
+++ b/src/widgets/roller/lv_roller.h
@@ -80,6 +80,15 @@ void lv_roller_set_options(lv_obj_t * obj, const char * options, lv_roller_mode_
  */
 void lv_roller_set_selected(lv_obj_t * obj, uint32_t sel_opt, lv_anim_enable_t anim);
 
+/**
+ * Sets the given string as the selection on the roller. Does not alter the current selection on failure.
+ * @param obj               pointer to roller object
+ * @param sel_opt   pointer to the string you want to set as an option
+ * @param anim          LV_ANIM_ON: set with animation; LV_ANOM_OFF set immediately
+ * @return                  `true` if set successfully and `false` if the given string does not exist as an option in the roller
+ */
+bool lv_roller_set_selected_str(lv_obj_t * obj, const char * sel_opt, lv_anim_enable_t anim);
+
 /**
  * Set the height to show the given number of rows (options)
  * @param obj       pointer to a roller object
@@ -106,16 +115,6 @@ uint32_t lv_roller_get_selected(const lv_obj_t * obj);
  */
 void lv_roller_get_selected_str(const lv_obj_t * obj, char * buf, uint32_t buf_size);
 
-
-/**
- * Sets the given string as the selection on the roller. Does not alter the current selection on failure.
- * @param obj               pointer to roller object
- * @param sel_opt   pointer to the string you want to set as an option
- * @param anim          LV_ANIM_ON: set with animation; LV_ANOM_OFF set immediately
- * @return                  `true` if set successfully and `false` if the given string does not exist as an option in the roller
- */
-bool lv_roller_set_selected_str(lv_obj_t * obj, const char * sel_opt, lv_anim_enable_t anim);
-
 /**
  * Get the options of a roller
  * @param obj       pointer to roller object