fix typo
diff --git a/src/core/ngx_string.c b/src/core/ngx_string.c
index 0e33e38..62dde82 100644
--- a/src/core/ngx_string.c
+++ b/src/core/ngx_string.c
@@ -90,7 +90,7 @@
  *
  *  reserved:
  *    %t                        ptrdiff_t
- *    %S                        null-teminated wchar string
+ *    %S                        null-terminated wchar string
  *    %C                        wchar
  */
 
diff --git a/src/os/unix/ngx_process_cycle.c b/src/os/unix/ngx_process_cycle.c
index 69df544..b7a5dbe 100644
--- a/src/os/unix/ngx_process_cycle.c
+++ b/src/os/unix/ngx_process_cycle.c
@@ -145,7 +145,7 @@
             delay *= 2;
 
             ngx_log_debug1(NGX_LOG_DEBUG_EVENT, cycle->log, 0,
-                           "temination cycle: %d", delay);
+                           "termination cycle: %d", delay);
 
             itv.it_interval.tv_sec = 0;
             itv.it_interval.tv_usec = 0;