diff --git a/C/load_shl.c b/C/load_shl.c
index 85a177516..dadd04a9f 100644
--- a/C/load_shl.c
+++ b/C/load_shl.c
@@ -51,7 +51,7 @@ LoadForeign( StringList ofiles, StringList libs,
 		 char *proc_name, YapInitProc *init_proc )
 {
 
-  /* *init_proc is initialised to NULL in load_foreign.c */
+  /* *init_proc is initialized to NULL in load_foreign.c */
   int init_missing = -1;
 
   int n, i;
diff --git a/C/mavar.c b/C/mavar.c
index afd814326..899f19b4b 100644
--- a/C/mavar.c
+++ b/C/mavar.c
@@ -139,7 +139,7 @@ p_setarg( USES_REGS1 )
 
 */
 
-/* create and initialise a new timed var. The problem is: how to set
+/* create and initialize a new timed var. The problem is: how to set
    the clock?
 
    If I give it the current value of B->TR, we may have trouble if no