diff --git a/deps/opts-parser/opts-parser.h b/deps/opts-parser/opts-parser.h
index 5a228f8d2..4239f9d61 100644
--- a/deps/opts-parser/opts-parser.h
+++ b/deps/opts-parser/opts-parser.h
@@ -2,6 +2,10 @@
 
 #include <stddef.h>
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 struct obs_option {
 	char *name;
 	char *value;
@@ -17,3 +21,7 @@ struct obs_options {
 
 struct obs_options obs_parse_options(const char *options_string);
 void obs_free_options(struct obs_options options);
+
+#ifdef __cplusplus
+}
+#endif