diff --git a/src/dig.c b/src/dig.c
index bb42b9a9b..0beb56ae9 100644
--- a/src/dig.c
+++ b/src/dig.c
@@ -18,7 +18,7 @@ STATIC_DCL int NDECL(dig);
 STATIC_DCL schar FDECL(fillholetyp, (int, int));
 STATIC_DCL void NDECL(dig_up_grave);
 
-/* Indicies returned by dig_typ() */
+/* Indices returned by dig_typ() */
 #define DIGTYP_UNDIGGABLE 0
 #define DIGTYP_ROCK       1
 #define DIGTYP_STATUE     2
diff --git a/src/shk.c b/src/shk.c
index 7eeabc249..65ffe8752 100644
--- a/src/shk.c
+++ b/src/shk.c
@@ -460,7 +460,7 @@ xchar x, y;
 	}
 }
 
-/* shop merchanize has been taken; pay for it with any credit available;  
+/* shop merchandize has been taken; pay for it with any credit available;  
    return false if the debt is fully covered by credit, true otherwise */
 static boolean
 rob_shop(shkp)