diff --git a/src/include/switch_utils.h b/src/include/switch_utils.h
index 2e1564eaba..425d615c55 100644
--- a/src/include/switch_utils.h
+++ b/src/include/switch_utils.h
@@ -177,7 +177,7 @@ switch_mutex_unlock(obj->flag_mutex);
 
 #define switch_set_string(_dst, _src) switch_copy_string(_dst, _src, sizeof(_dst))
 
-static __inline__ char *switch_clean_string(char *s)
+static inline char *switch_clean_string(char *s)
 {                                                                                                                                                                   char *p;
 
     for (p = s; p && *p; p++) {                                                                                                                                         uint8_t x = (uint8_t) *p;                                                                                                                                       if (x < 32 || x > 127) {                                                                                                                                            *p = ' ';                                                                                                                                                   }