diff --git a/src/libnm-glib-aux/nm-shared-utils.c b/src/libnm-glib-aux/nm-shared-utils.c
index 83f073d39d..c6e640e0a1 100644
--- a/src/libnm-glib-aux/nm-shared-utils.c
+++ b/src/libnm-glib-aux/nm-shared-utils.c
@@ -2261,7 +2261,7 @@ nm_utils_strsplit_quoted(const char *str)
 /*****************************************************************************/
 
 /**
- * nm_utils_strv_find_first:
+ * _nm_utils_strv_find_first:
  * @list: the strv list to search
  * @len: the length of the list, or a negative value if @list is %NULL terminated.
  * @needle: the value to search for. The search is done using strcmp().
@@ -2274,7 +2274,7 @@ nm_utils_strsplit_quoted(const char *str)
  * Returns: index of first occurrence or -1 if @needle is not found in @list.
  */
 gssize
-nm_utils_strv_find_first(char **list, gssize len, const char *needle)
+_nm_utils_strv_find_first(const char *const *list, gssize len, const char *needle)
 {
     gssize i;
 
diff --git a/src/libnm-glib-aux/nm-shared-utils.h b/src/libnm-glib-aux/nm-shared-utils.h
index 9ffb28048b..3120502321 100644
--- a/src/libnm-glib-aux/nm-shared-utils.h
+++ b/src/libnm-glib-aux/nm-shared-utils.h
@@ -737,7 +737,10 @@ nm_utils_strsplit_set(const char *str, const char *delimiters)
     return nm_utils_strsplit_set_full(str, delimiters, NM_UTILS_STRSPLIT_SET_FLAGS_NONE);
 }
 
-gssize nm_utils_strv_find_first(char **list, gssize len, const char *needle);
+gssize _nm_utils_strv_find_first(const char *const *list, gssize len, const char *needle);
+
+#define nm_utils_strv_find_first(list, len, needle) \
+    _nm_utils_strv_find_first(NM_CAST_STRV_CC(list), (len), (needle))
 
 gboolean nm_strv_has_duplicate(const char *const *list, gssize len, gboolean is_sorted);